Implement 2022 day 15 part 2

2022/Cargo.toml

@@ -6,10 +6,12 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+ahash = "0.8.2"
 anyhow = "1.0.66"
 clap = { version = "4.0.19", features = ["derive"] }
 itertools = "0.10.5"
 nom = "7.1.1"
+strength_reduce = "0.2.4"
 
 [dev-dependencies]
 criterion = "0.4.0"

2022/benches/days.rs

@@ -10,34 +10,31 @@ use criterion::Criterion;
 /// Number of days we have an implementation to benchmark
 const DAYS_IMPLEMENTED: u8 = 25;
 
-fn read_input(day: u8) -> Vec<u8> {
+fn read_input(day: u8) -> std::io::Result<Vec<u8>> {
     let input_path = format!("inputs/{:02}.txt", day);
 
     let mut buffer = Vec::new();
-    File::open(input_path)
+    File::open(input_path)?.read_to_end(&mut buffer)?;
-        .expect("Failed to open input file")
-        .read_to_end(&mut buffer)
-        .expect("Failed to read input file");
 
-    buffer
+    Ok(buffer)
 }
 
 pub fn benchmark_days(c: &mut Criterion) {
     for day in 1..=DAYS_IMPLEMENTED {
-        let input = read_input(day);
+        if let Ok(input) = read_input(day) {
+            let part1 = get_implementation(day, false).unwrap();
 
-        let part1 = get_implementation(day, false).unwrap();
+            c.bench_with_input(BenchmarkId::new("part1", day), &input, |b, i| {
-
+                b.iter(|| part1(i));
-        c.bench_with_input(BenchmarkId::new("part1", day), &input, |b, i| {
-            b.iter(|| part1(i));
-        });
-
-        if day < 25 {
-            let part2 = get_implementation(day, true).unwrap();
-
-            c.bench_with_input(BenchmarkId::new("part2", day), &input, |b, i| {
-                b.iter(|| part2(i));
             });
+
+            if day < 25 {
+                let part2 = get_implementation(day, true).unwrap();
+
+                c.bench_with_input(BenchmarkId::new("part2", day), &input, |b, i| {
+                    b.iter(|| part2(i));
+                });
+            }
         }
     }
 }

2022/inputs/10.txt

@@ -0,0 +1,140 @@
+noop
+addx 5
+noop
+noop
+noop
+addx 1
+addx 2
+addx 5
+addx 2
+addx 5
+noop
+noop
+noop
+noop
+noop
+addx -12
+addx 18
+addx -1
+noop
+addx 3
+addx 5
+addx -5
+addx 7
+noop
+addx -36
+addx 18
+addx -16
+noop
+noop
+noop
+addx 5
+addx 2
+addx 5
+addx 2
+addx 13
+addx -6
+addx -4
+addx 5
+addx 2
+addx 4
+addx -3
+addx 2
+noop
+addx 3
+addx 2
+addx 5
+addx -40
+addx 25
+addx -22
+addx 25
+addx -21
+addx 5
+addx 3
+noop
+addx 2
+addx 19
+addx -10
+addx -4
+noop
+addx -4
+addx 7
+noop
+addx 3
+addx 2
+addx 5
+addx 2
+addx -26
+addx 27
+addx -36
+noop
+noop
+noop
+noop
+addx 4
+addx 6
+noop
+addx 12
+addx -11
+addx 2
+noop
+noop
+noop
+addx 5
+addx 5
+addx 2
+noop
+noop
+addx 1
+addx 2
+addx 5
+addx 2
+addx 1
+noop
+noop
+addx -38
+noop
+addx 9
+addx -4
+noop
+noop
+addx 7
+addx 10
+addx -9
+addx 2
+noop
+addx -9
+addx 14
+addx 5
+addx 2
+addx -24
+addx 25
+addx 2
+addx 5
+addx 2
+addx -30
+addx 31
+addx -38
+addx 7
+noop
+noop
+noop
+addx 1
+addx 21
+addx -16
+addx 8
+addx -4
+addx 2
+addx 3
+noop
+noop
+addx 5
+addx -2
+addx 5
+addx 3
+addx -1
+addx -1
+addx 4
+addx 5
+addx -38
+noop

2022/inputs/11.txt

@@ -0,0 +1,55 @@
+Monkey 0:
+  Starting items: 84, 66, 62, 69, 88, 91, 91
+  Operation: new = old * 11
+  Test: divisible by 2
+    If true: throw to monkey 4
+    If false: throw to monkey 7
+
+Monkey 1:
+  Starting items: 98, 50, 76, 99
+  Operation: new = old * old
+  Test: divisible by 7
+    If true: throw to monkey 3
+    If false: throw to monkey 6
+
+Monkey 2:
+  Starting items: 72, 56, 94
+  Operation: new = old + 1
+  Test: divisible by 13
+    If true: throw to monkey 4
+    If false: throw to monkey 0
+
+Monkey 3:
+  Starting items: 55, 88, 90, 77, 60, 67
+  Operation: new = old + 2
+  Test: divisible by 3
+    If true: throw to monkey 6
+    If false: throw to monkey 5
+
+Monkey 4:
+  Starting items: 69, 72, 63, 60, 72, 52, 63, 78
+  Operation: new = old * 13
+  Test: divisible by 19
+    If true: throw to monkey 1
+    If false: throw to monkey 7
+
+Monkey 5:
+  Starting items: 89, 73
+  Operation: new = old + 5
+  Test: divisible by 17
+    If true: throw to monkey 2
+    If false: throw to monkey 0
+
+Monkey 6:
+  Starting items: 78, 68, 98, 88, 66
+  Operation: new = old + 6
+  Test: divisible by 11
+    If true: throw to monkey 2
+    If false: throw to monkey 5
+
+Monkey 7:
+  Starting items: 70
+  Operation: new = old + 7
+  Test: divisible by 5
+    If true: throw to monkey 1
+    If false: throw to monkey 3

2022/inputs/12.txt

@@ -0,0 +1,41 @@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2022/inputs/13.txt

@@ -0,0 +1,449 @@
+[[[],[],8,3],[10]]
+[[[[7],[0,4,6,1]],[[2,1,5,3,6],[]],[3,[10,9,1],2,[10,6,10],7],2,7],[5,[3],7,10,[8,[4,7,1,7,8],[],1,[8,6]]],[5,7,[[5,5,7,2,10],[8,7,10,4,7],[9,4,9,9,1]],[[8],8,5,[7,3,4,6,1],1]]]
+
+[[[5,5,[0,7,6,6,0]],[],0,9],[[[0,7,3,10,5],5],7],[10,[],1,[],5]]
+[[4],[2,[10,[5,7,8,7,0]],[4,8,[1,2],[5]],3,9],[[[3,3,3,5,4],5,[],7,[7,3,10,4,0]],9,[3]],[2,0,6,[9,5],8],[[4,[9,8,6],[],5],3,[7,7,[3,3,6],7,[9,4,0,10,6]],10,[]]]
+
+[[2],[3,[[],[1]],[],[0,[10,7]]],[[]],[7,[6],8,[9,0],[2]]]
+[[[[],7,8]]]
+
+[[],[[],8,5],[4,9,[[8,4,7,6,9],[4]],3,[[0,3,4,3,1]]],[3,5,[[0,6,4],5,[1,5,6],6,[8,7,1,7]]],[1]]
+[[8]]
+
+[[],[[3,3,[7,0,9],1],3],[[[10,7,6],8,0,0],10],[[3,4],[0,10,[1,6,1,5,1],[]]],[[[10,10],[9,7,3]],2]]
+[[10,0,4,[1,1,[4,10,5,7],10]],[[],[3,5,[5,5],[],[1,0,4,9]],0],[[]]]
+
+[[[[10,7,1],0],[7,[4,9,3],[0],[]],[],8],[[[6,3,2],[4,6,0]],[4,2,[0,2]]],[[],1,6,2,[2,[10,10,4,9],0,[7,1,0,7,6]]],[9,3]]
+[[[[4,4,2,2],[5,0]]],[5]]
+
+[[],[[5,6,[],[7]]],[7]]
+[[10,6,9],[[9,4],[5,4,4,[2,2,8],5],10,[[]],9],[]]
+
+[[[],[2,6,[],[4],[0,5,6,7,4]],4,9,3],[],[[[6],7,9],[],9],[[[1,5,0,4],4,[2,9,3,3,7]],1],[10,2,2,[[0,6,8,4],[9,3,8,5],3,5,3]]]
+[[],[3],[[[],[],[10,1,2],[],[1]],0,9,[]]]
+
+[[0,[6,[10,0,0,4],[6,6]],[],7,[8,[2,6,8,6,10],5,7,0]]]
+[[[6,[7,6,9]],8,[4,1,[4,7,2]]],[[],8],[[2,[0],0,8],1,8,[6,4,1,[3,3],6],[[9,8,4,1],[5,7],9]],[[[3],5],2,5],[9,[[8],3]]]
+
+[[],[2,[4,[6,2,10,7,7],[]]],[7,[7,[1,7]],[[9,2,8,10,8]]],[5,[[0,10,10]],[1],1,[[],10,0,[]]]]
+[[[[1],[7,10]],5,9,[[],[1,8,7],0,[2],6]],[],[[7,[],6,[],6],[[1],8,0],[[3,0],[0,7],[2,0,3,6],[9,6,0]],[[0,1,7]]],[0,[7,[1],1],4,10]]
+
+[[7,7,[[],[7]],1,[0,10]],[10,4,8,6,5],[7],[[[2,4,8,7]],[[10,1,6],[6],[5,5,6,8],7,[0,5,2,3,4]]]]
+[[[8],[[4,7],[8,10,0,10,8]],0,8,3],[[9],[8],[[1,2],5,0,[7,0],[1,3,10,8]],[0,4,[3,10,0]],[10,[],[]]]]
+
+[[],[8,[9],9,3,7]]
+[[6,8,[5,4,[],[8],3]],[],[8,[4,[9,3,7,1],[7,1,9,5,7],[7,4,5],2],[9]]]
+
+[[[[0,7],1,2,[7],10]],[6,7,6,[[3,7,2,7],[10]],[2,[9,9,5,7],[0,4,4],[5,8,2]]],[2,2,8,2],[[]]]
+[[],[10,[[0,10,1],7,0,9],6],[[4,6,[1,7,9],7,[5,3]]],[2,[[10,10],[8,0,3,8,2],[6]],2,7],[[6,3,4,1,[4,7,7,2]],0,[[1,3]],[[0,9,3,6],0,[5,6,6,0],10]]]
+
+[[[3],0],[1,1,4]]
+[[6,[8,[2,5,2],[6],2],[1,8]],[3,3,7,[[2,10,1,5],[]],1],[[9,[8,6,7,3],[9,9,6]]],[[[],[9],9,6,2],1,[8,10,2],[],3]]
+
+[[[[1],[3],7,[8,0,7],6],3],[],[8]]
+[[6,7,[4,[8,2,1,5],8]]]
+
+[[8,[[],9,[4,6]]],[9,[10,[8,7,4,1,2],[3,3,2,10,7]]],[4,[[4,5,2],8,3,[3,4,10,5]],10,10,[[1,10,4,10]]],[[8],[[5],[6,1,0],2,10,2],3]]
+[[[10,5],[[0],[7,9,3],[2,7,5,2]],[7,10,[8],6],[[6,6,4,5,9],[3],4]]]
+
+[[3,6],[1,[],3,9,[]]]
+[[9,[],6,[],[[3,8],[6],7]],[[],[0,9,5,[9,1,9]]],[[9,10,[8,3,7]]]]
+
+[[],[1]]
+[[0,[],[5,[],5],[[]],2],[5,7,9],[1]]
+
+[[[[9,9,2,9],[0,6,4,5,2],[8,2,2]],[0,7,4]],[5,9,[0]],[[10,[9,5,10,4],5,0]]]
+[[[[9,6]],[],[[9],10,7,4,[9,0]],5]]
+
+[[[[7,2,1,6,6],9,[1,7,8],8],[5,[3,8,8]],[[5,0],[2,1],[3,0],5,[7,7]],[[],[4,6],[4,6,5,4]]]]
+[[7,7]]
+
+[[9,1,[[5,10,6,7],[4,6,5,10,1]],[[4,7,9],5,[6]]],[4,[2,[2,2,5,3]]],[[3,[4]],[],2]]
+[[7,[0,8,0,[10,8,10]],[1],5]]
+
+[[3,6,6,5],[8,[[4,5,6],5,[8,3,0,1],[10,5,2],[5,0,7]],[],4,[[0],[]]],[2,[4,[6,5,6,9,0],[],[3,0,2,9,8],[10,4,9,5,1]],7],[[[7,3,5,2,7],[2,2,5,6,9],[6],0],[8,8,7,[2,1,3,9]]]]
+[[[8,7,[7,4,8]],[]],[],[],[],[2,[[1,8,5,0]]]]
+
+[3,3,5,9]
+[3,3,5,9,6]
+
+[[],[[[],[3,4,0],9,[],1],0,2,[0,[5,2,6,8],[9,4,8,8]]],[[[10,6],[5,6,4,3],[],5,[4]]],[0],[]]
+[[[5,9,7],2,[[2,0,7],[2]],10],[[[9,6],[3],4,[],[9]],0,[[9,5]]],[1,[[10,4,6,9],5,3],1,[10,[9,7,0],[8]]],[[0,[9,7,5,10,4]],0,0,2],[[[]],7,2]]
+
+[[[1,6,2,5,4],7,[8,8,9,9,[6]],[[],7,[],[10]]],[[[1,0,0,5,5],8,5],[[],1]]]
+[[5],[],[[[7,4,8],9,8],2],[10]]
+
+[[10,1],[[[0]],[]],[[5,[9,1,0],[],8,4],1]]
+[[[[10,0],6,[8,6,7],1,2]],[[[7,3,8],[],[],3,[4,0,6]],[10,[6],9],[[9,1],[],[5,1,3],[],2]],[[1,[2,8,6,6],[6,9],[3,8],[4,10,8]]]]
+
+[[[4,10,8,6],5],[8,[[3,4],[2,0,1,10,9],6,[4,10,10,8]],[9,[2,9,7]],[7,[0,9,6,1,0],6,5]],[]]
+[[3,[[1,10,1,1,8],8,[7,6,0],[6,10,5,3],[2,3,2,2,6]]],[]]
+
+[[[],[[1,6,3,8,9],[7,0,2,4,3],[4,5,3,6],3,[2,2,10,9,0]],3]]
+[[],[[[8,8,10],[10,2,7,8],[1,0,7,4],[2,8,8,2],9],8,10,10,1],[[[3,2,6],[0,2,9,9,10]],[6,[],4,0,[5,4]],[[4,1],0,[],3,5],7,2],[]]
+
+[[[0,[7,1,6,4],[2,3,4]],[],[]],[[1,[8,4,2,9],8,9],6,[8,10]],[5,[[3,10]],5,[]]]
+[[0,10,[],1],[],[4,8],[],[]]
+
+[[[5,3,[0,10,1,1],[],[]]],[6,8,[]],[4,2,[2,0,[1],1]],[],[[[4,8,0],[0,7,9,8,6]],[[0,0],[9,10,3]],[[2,4,2],0,2,10],6,[5,[4],[4,2],[2,4,4,0,10]]]]
+[[[[1,9],[10,2,9,2,3],[8,7,4,8,4]],2,[7],[[0,1,5,2],5,5,10,10]],[[1,10,4]],[5,[],[[3,1,3,6],[7,1,9,1],[0,3,8],6,3]]]
+
+[[2,[]],[[[9,0],[3,9,6,10,9],3,3,5]]]
+[[[0,1,[3,9],9]],[[7,[1,10,3,3,3],2,5],2,8],[10,10,[[0,3,8,0],10,[2,4,0,4],3],[[2,6,4,3,1],4,[8,9],[]],[[],[1,5]]]]
+
+[[[],9]]
+[[],[0,5],[[4,8,[10],3,[8,9,4,4,4]]]]
+
+[[[6,[3,1,1,4]]],[0,[9,[9],6],[[],9,[],0,[6]]],[8,[0,9],[2,10],9],[[8,[1,10],[9,0],[6],9],[4,[],[10,10]],[[4,2,8,8,10]]],[[7,[4],[3,8,0,3,0]],1,[8,[2,8,5,2],[0]],[10,[2,0,2,4,6],2],[1]]]
+[[[7,[],5,[8,8,10]],4,[1]],[[7,10,0],3,[7,[3,10],[3,8,5,0,7]]],[6,[[2,5],8,10,[2,8,5,1],[4,7,2,4,0]],2]]
+
+[[4,0,10,1,[[1,6],2,9,10]],[[[3],[3,0,8,9,7],[5,6]],[[4,2,10,8],[1,9,10,6],6],6,[[5],4,[],[],1]]]
+[[4,[],[8,3],9],[[],[0,8,[6,9,6],[10,6]],4]]
+
+[[5,9],[1,5,6]]
+[[3,[8,[0,5,7,4,2],[4,4],[7,10,3,1]],0,4],[[7,[0,8,6]],[[3],[7,9],[],[3,6,4]],2,4]]
+
+[[10,[]]]
+[[],[7,[[0],[10,4,0,1]],3,[[7,0],[1,3],8,[6,0,3,1],1],[10,5,10,9,[]]],[3,6,4,5,3]]
+
+[[],[[[2,8,1,9,8],[7,0,1,10],[9,0,4,7,6],5],4,[]],[]]
+[[0,5,5],[2],[[]],[7,[[1,0],[4,9],5]]]
+
+[[10,5],[],[4,[],3,0],[3,3,9,[]],[]]
+[[],[[[8],[1],7],4,2,[1]],[1,10,5,[2,3]],[[8],[[5,6,6,3,0],[2,1]],3],[2,7,[10,[],[0]]]]
+
+[[[3,5,[5],[8,8,3,7],9]],[],[0,[],0,3,7],[1]]
+[[2],[[[9,9],[0,7],8,[]],5]]
+
+[[4,8,6],[[5,10],[[2],8,[],4],[[10,7,6,5,10],[3,8,7],[3,1,0,2],[8,8,7,1,5],8]],[6,8,0,[[8],4,[1,0,0],2],[[2,7,6,10,1]]],[1,[0,5]],[2,[],[],4,[[4,5,9],[5],4,[1,1,9]]]]
+[[[4,8,4,[5,0,8],10],0,[[10,2]],4,0],[[5],4,5,[[2],[5,6],[1,2],5,6]],[[[3,5,2,8],[7]],[3,[6],[1,4,6,5],[3,0,6,8,2]],9,2,7]]
+
+[[],[],[7,2],[[]]]
+[[6,[[8,6,4,9,0]]],[[5,[9,6,2,4],[],2],5,7,[[1],10,[0],[8,5,4]]]]
+
+[[],[[[7,8,4,9]],[2,[10,5]]]]
+[[0,2,2],[[[8,6,0,9],[],6,8,[6,1,5]],4,4]]
+
+[[7,7,[4,[2,7,6,8,4],[5,9],8,[6]],[1,1,0,2],1]]
+[[[6,1],[],[]],[[5,9,[0]],[[2,7,6],4,[5,10,1,5],[],7]],[[2,[9,0,9,10]]],[6]]
+
+[[3,[3,3,6,[8,0],[6,4]],2,0,[[5,0,4,1],1,[0,7,6,6,7]]]]
+[[],[5]]
+
+[[[[1,10,1,5],[2,1,0,4,10],[4]],[[0,6,3],[4,1,6],9,7],[[7],[5,6,8],5,4,[10]],1,[0,[9,4],9]]]
+[[],[3,[],5],[]]
+
+[[],[[],[3,5,0,7],[1],2,10],[3,[],0,[[9,0],[0,0,2,5,9],[1,6,2,6]]]]
+[[5,[7,7,[1]],[[],3,[2,8,7],[3,9,6]]],[0,[[7,10,1,3,8],5,[5,4,3,1,9],[2]],2,[[5,10]]]]
+
+[[[[10,3,8],8,3,2,[7]],2,[[5,5,2,4],7],6],[7,0,[6,[4,9,9,5],[3,1,6,2,6],5],[1,4,2,9],[8,8,[10,4,10,9],[3],[2]]],[]]
+[[],[[4,6,[7,6]],[],[]],[[[],0,2,[7,4,0,9],[4]],[],0],[]]
+
+[[5,6,[10,[8,10],[],10,[10,0]],[1,[8,4,6,2]]],[],[[[8,10,10,1]],[],[4,[10,9,7],10]],[[],[[1,10,4,0],[]],[6,9,[4,2,4],7,0],[7,[4],[8,0,7,8,4],[3,5,5,3]]]]
+[[[],[[10,0,3,2]],7]]
+
+[[[[],1,[8,5,9]],2,[[1],[9,3,1,2,2],5,2,[]],9,[3,[],[2,1,7],8,[0,1]]],[[[1,6,1,6,5],[2,10,2,1,7],[0,6,0,4,2]],[],3],[8,10],[[[10,2,7],2,7,[]],5],[[6,1],[8,[],[3],[4]],6,8]]
+[[[],10,6,7,[4,9,[9],6]],[[]],[[],[6],8,0],[[[10],[8,8,3,8],8],[7,[]],[]]]
+
+[[[[10,0,8,1],[7,6,6],[6,9,9,0,10],[7,4,3]],[[9,10,3,4]]],[[1,[0,3]]],[5,1,2,[9,[],[0,4,10,10]],9],[[9]],[7,6,8,0]]
+[[[[4],3,2,[]],[9,[],4,6,[5,1]],2,[]],[[6,[6,10],[],[],[6,6,10]],7,[5,7],[[9],4,[6,10,0,3],[]]],[[2,[1,8]],3,[9,[0,6,10]],[],3]]
+
+[[7],[7,[[7,8],[0,7,1,4]]],[10],[10]]
+[[],[],[[[9,3,4,2],[4,5],1,[8,0,7,8,4]],6]]
+
+[[[4,[],[0,0,3,6],2],9,[],7,0],[[],9,[],[],[0,0,1,1,[5,5]]],[3,10,[8],2,[5,[],5,[2,3],5]],[[[10,4,9],[10,9,10,0],[4,7],[10,2]],3,[0,2],10,1]]
+[[[],6,[],[2,5]],[[[7],[6,6],0,5],[4,4,[8],2,[0]],8,[4],1],[],[8,1,9,[10,[9,7,2,0]],[]],[10]]
+
+[[8,[],2],[[[3,9,5,9,2],[2,3,10,6]],[5,[6,5,10,1],[7,9],[2,10,3,7,10],[4,0,9]],9,0],[1,[[7,6,1,4]],10,9],[],[[[3,8,7,7,6],[2,9,4,5],[10,1,5]],3,[6,8]]]
+[[5]]
+
+[[8,0,3],[[[],[2,5,7],3,7,[5,10]],[8,5],0],[7,[[3],[9],0,9],[],[[],8]]]
+[[8,[4,[2,6],2]],[],[[[5,3,7,8,6],[2,9],2,[],[9,4,8]],5],[9,[[7,10,3,10,1]],10,9,0],[[3,7,[0,5],3,3],0]]
+
+[[],[],[1]]
+[[[2,[9,8,0,1,7]],[9,10]],[10,[[],[9,5],10],7,2,1]]
+
+[[4,[7,8,7,[5,5,1,1],0]],[[1,[9],[0,3,0,8],[5,2],1],1],[[[4,5,3],[3,10,3]],5,5,[[8,0]]],[[[],5,[0],3,7]],[[2,[5,4,1,3],[0,7,4,10,2],1,7]]]
+[[0,[[4,0,8,0]],[[2,2,9,4,2],[],[5,4,3,1],6]],[],[8,8,10,10,3],[[2]],[[9,4,10]]]
+
+[[5,[2,0],10],[9,7,[[],8,[8,1,2]]],[[],[[5,10,7,4],[3,1],[7]],7],[7,8,10,2],[[],[]]]
+[[[7,2],10,2]]
+
+[[1],[[5,2],[[10,3,3,8,7],[],2,5]],[],[[[7,4,8],0,[1],8,6]]]
+[[7,10,[9,[0,5],0,[8],0],4,[[6],0]],[],[],[[0,2,[7,4,9]],[3,6,8,[1]],10]]
+
+[[[6,3],[[7],[1,6,3,5],3,[]],[[10,1,1,5],3,[]]],[[[3,4,6,0],[1],[1,10,4]],[],5]]
+[[],[[],[5],[[]],3,6]]
+
+[[4,[1,0],[[10,2],4,[6,1,0],[4,4,3]],[[10,9,4],4,4,[1,9],[7,0,0]],[]],[[8,3,[8,10],4]],[[1,[],0,9,4],3,5,[]]]
+[[[[7,10,0],8],5,[4]],[],[[6,[10],[6,10,7,5,9],7]],[]]
+
+[[],[2,7,[5,[5,7],[3,8,4,3,7],[]]]]
+[[],[7,9]]
+
+[[3,[],[[5,9,7,2,3]],3,3],[[],9,[4,[7,6,9,5,8],7],9,2],[],[[7,[8,9,7,5],3,[5,2,5,9,1],[7,4,3,10]]]]
+[[[[8,5,6,0,0],[9,7],9],[[1],3,1,4,0]]]
+
+[[2],[0,1,0,4,[10,[1,8,7,5],[2,9,3],5]],[0]]
+[[],[[[9,2,9,0,0],[2,9,1,9],[8,4,4]],[[6,5,8],0,[0]],[10,8,[9,9,4,6],8]]]
+
+[[[4]],[5,[9,[6],[0,2],[],0],[[3,4],[3,6],[7,3]],[[9,7,4,7,6],[8,4,1],[8]],[]],[],[6,2,[[5],9,10],8,0]]
+[[7],[5]]
+
+[[5],[[[8,4,7,2,8],[8,7,3],6,[],6],1,[5,[6,5]],7,7],[[10],[],7,[8],[0]]]
+[[[]],[6],[[],8,7,[3],[4]]]
+
+[]
+[[],[[[6,8,0,8],[],8],[[5,1],7,8],1,10,[8]],[3,5,[[9,6,3]]],[[2],3,[[4,9],3,6,2,[1,0,8,5,4]],7]]
+
+[[[8,[7,9,7,4],4],3,[7]],[[[10,2]],4,4,[4,[7,4],[4],1],5]]
+[[[],[[8,3,5,2,7]],[[],5],[],[9,2]],[5,[5,5,[5]],[]],[0,9,9,[]],[[5,4]],[]]
+
+[[0,1,[1],10,4],[[[10,1,8]],9,0],[3,[0,2],0],[9,0,10],[]]
+[[[[2,1,0,0,4],[],0]],[],[0]]
+
+[[7,7,10,[]],[3,[],[[6,10,7,4],0,9,[0]],[[10,2,7,6],[9],8,4,[3,5,6,0]]]]
+[[],[4,[9,6,6,[0,3,1]]]]
+
+[[0,4,[[0,8,6,4],4,7,10],[8,[10],2,8],2],[6,[[6,3,6]],4,10],[2,6],[],[[],[[2,7,1,1],[10,4,7,1],[6,10,4,0]],6]]
+[[[2]],[[[9,4,5,2],5,7,[],[]]],[10,8],[3,8,[6,[0,10,10,0,2]],[[5,6,6,10],7]]]
+
+[[8,[[7,6],[8,1,7]],[],5,2]]
+[[6,7,[2,7,[7,1,8,5,1],1,5],9]]
+
+[[1,[],1],[],[7,[[2,10],8,[8],[10,1,9,4,10],[1,9,5]],[[9,4,9],[2,2,1,3,4],0,[8,3]],7]]
+[[[4,[10,9,9,2],3,9,4],[1,10,4,8,4],6,4],[7,1,[3,3,9]]]
+
+[[[[2],[6,7,4,1],[9,3],1,[5,0,9,4]]],[[[2,5,0,0,1],[3,3],[9,1],9,1],9]]
+[[],[[1,[3,6,7,4,10],[7,2,6,0,6],[7],6],5,5],[[[5]],2],[[[3,9,4,9,4]]]]
+
+[[[3,[3,0,9],9],[[10,9,1,8]],[6,8,[6,7,5,10,4]]],[[[],2,[],[9,3,8],8],[5,0,2,[],[0,9,4,3]],[[],1,8,1,0],[]],[[[4,7,8,6,2],6,9,[1]]],[4]]
+[[[[],8,10,[6,6]],0,0,[10,[],[0,2,8,3,7],[7,5]],[[0,4,0],3,10,2]],[4,[],0,[],6],[[[7,8,0],[7,5,7],[10,4,3],[1,5,2],9]]]
+
+[[],[[[6,10],7,1,0,[]],[[9],[8,9,9,10,8],0,8],2]]
+[[10,0,4,[[0,2,10],[9,2,4,7,7],[5],[9]],[[3,2],[2,9,10],[3]]],[2,1],[10,[5,[2,8,2,4],6,4],4]]
+
+[[8,[[4],[2,9,10,6],0,4,6],[[7,5,3,0],[9],4,[7,5,10,10]],[]],[]]
+[[[[]],1,[[],[10,7,2,1],[6]],6]]
+
+[[[[1,6,7,3],3],[1,[7,0,6],7,4,[7]],[2,5],0],[[],[[4,5,3,4],5],[7]]]
+[[5],[[],[],5,[[8,3,3]],[[],3,8,9]],[[0,[0,2,9],[2]],[[8],4],[[0,3]],[[6,4,4,3,2]],[[0],[],[0,9,10,1],8,8]],[2,[[],[7,7,0]],[[5,7],[8,2,8,1,5]],[[9,2,6],[1,5,9,1]]],[[[2],[]],[8,7,5,[2]],[[2,1,8,1],5,4,6,[0,5,6]]]]
+
+[[],[1,6,10,1],[[8,9,[3,8]],10,7,[[0,8,6,7,10],[7],[1,0],2],9],[[[4,1,0,10],1,4,[8]],0,[4,10,9]],[8]]
+[[[[4,8,9,3],6],5,[],5],[]]
+
+[[[10]],[[],8],[[[6],7,9,[6,6],10],[8,4]]]
+[[8,5,3,[],2],[8,[8,[0,0],5]]]
+
+[[[1,0,[],[8,8,3,2],0],2,2,[10,[7],[2],7]],[10]]
+[[1],[0,[[6,7],[1,10,7,6],[1,8,7,4],10,5],5],[[4,0,[7,0],[8,3,8,6]],[[2,4,10,8,6],3],8,[]],[[4,[9],[7,4,10],[4]],[3,[6,6],[],5],9,[]],[[[6],[2,1,1,3,5],[2,9,3]],6,[[1],[5,7,5]],[[4,3],[8,2,6,4,6],0,5,[5,8]]]]
+
+[[],[[6,[1,0,0,9],1,6],[[4,9],0,1,7,[2,2,10,7,3]],1]]
+[[],[[[4],1,10],[],4,[[9,4],0],[[9],[10,1,10],10,2]],[8,7]]
+
+[[[],7,[[8,4,9,2],[2],4,9]],[[[0],5,[],10,[]],[3,[1,9,9,2],[9,10,0,0]],[7,9,[8,7],2],[9]],[9,[[9,4,6,8,10],8]],[[[0],5],10]]
+[[7],[0,6,[[6],[],3,[3,8,6,2,8],6]],[9,6,0]]
+
+[[[[4,4,7],[6,7,2,2],[]],1,[[],7,0]],[[5],[2,2,[3]],[6,2,4,[]],[[3,8],1,[8,6,0,10,5],[8,10,6,1]],3],[8]]
+[[0],[[10,[],[10,4,7,3,10]],[[5,9],7,5,8],9],[9,0,5,1],[]]
+
+[[0,0,[[6,10,1,5],[8,0,4],10,[10,9,1,5]]],[[4,[2,1,1,5,4],[5],[]]],[3,7,0,[],10]]
+[[3],[4,5],[6,[4,5,[]],5,4]]
+
+[[[[6],6],10],[]]
+[[[],7,[[4,3],[7,3],1],[4,[7,6,6,3,9],[2,2,0,8],2]],[1,5,[[5]],[[0,2,5,2]]],[[[4,8,10,0,3],[6,1,8,1,4]]],[],[1,[[],[],2]]]
+
+[[9,[]],[7,[[3,0,2],[],10,6,[10,7,8,4,6]]]]
+[[7,6]]
+
+[[8],[2],[6,1],[6,[4],[],[4,8,[5,2],5]]]
+[[],[[[1,9,0,1]],3,5,[6,[3,4,3],5,[6,3,7],[2]]],[5,[[3],0],5,[],5],[7,[[9],10],4,9],[]]
+
+[[[9,[8,5,4,8]]],[3,[7,[6],3],2,[5]],[[[1,8],[6,6,5]],6]]
+[[2,[[2]]],[10,6,3],[[[10,4],0],[],[5],[],[0,[10],[1],[1,2,7]]]]
+
+[[[[],[],6,[10]],[],7],[3,[10,9,2,[]]],[5,[[10,10,2,7,0],6,[]],[8,[0,7]],[[0],1,[9,10],4,2],[]],[]]
+[[[9,[5,4,6,9,5],[10]],[[5,9],0,6,5,10],[5,[2],[4,9,4,9,0],[5,4],[0,1,3,6]],3,[[3,9,7],[6,10,0,0]]],[[7,8,10]]]
+
+[[[3,[4,0,0,9,8]],2,0,[6,[5,7]]],[[9],[],4,0],[6,2,[9],[10,[5,4,9,10],6,4]],[9],[6,6,[[7],[6]],[[8,0],5,10]]]
+[[],[8,1,0],[5],[9,5,[6,[6,10,6]]],[]]
+
+[[8,7,[5,1,[4,1,3],[8,1,0,8,2]],3,0],[[[0,1,3,1,1],[9,7,2,4],4,6,4]],[10,5,7,4]]
+[[7,[]]]
+
+[[0,7],[],[],[0,2],[0,2,[5,5,[4,6,3,10,0],0],[[5,1],[8,0],[5,7,5,0],2,4],[8,[],[10,2,3,4,8]]]]
+[[[8],[2,10,6],9,2,[5,[],5,[6,0,4,5,7],5]],[7,1]]
+
+[[[],[[9,7,1,3],[6,3,2,7,6]],[7,[6,9,5,0,9],3],5,[]],[],[[[3],[0,7,1,7]],[0,[10,6,2,10,4],[5,8,0,6,7],0,[]],6,9],[[[4,6,0,0,2],7,[9,7,7,7,0],8],6,[[],[0,3]],8],[[9,[1,10],2],4,[[0,4,10],[4,7,8]],[[2,0,0,9,8],[4,2,9],[5,10],1,[8,4]],3]]
+[[]]
+
+[[[[6]],4,8,[],6]]
+[[],[1,9,[[],9,[10,7,10,9,9],6,[0,10,1,4]]],[3,[8],2,9],[5,[4,7],[4,[8]],5,6],[[0],[10],[]]]
+
+[[[[5,1,10,5],[2,10,6],1,0,1],[[1],3,[],2,7],4,4,6]]
+[[3,[[7,3,0,6],7,[1,4,5]],[[4,7],[0,6,10,2,9],[],[4,2,1,9,7]],[9,10,[10],1,9],[]],[8,[],[3]],[[[3,2,6,1,0],4,[4,9],[3,1],3],[],[[0,4],[4,2]]]]
+
+[[7,5,1,10],[2],[]]
+[[],[[],7,[],9,[[0,9,4],[8,0]]]]
+
+[[3,9,0],[[[9,0,7,4],[1,6],9],10,[3],9,[0,[4,7,4]]]]
+[[5,3,[1,[8],0,9],1],[[[8],8,8,8,[6,7]],4,0,[4,0,9,[3,8,8,8],10]],[[[],7,[8,8,1,5]],8,3,4]]
+
+[[[9,[8],[10,3,10],7],4,3,6,[8]],[[]],[8,[10,10,[]],[4,[6,9,3,10,6],8,10,2]]]
+[[[[3],[5,0,9],[],2,[4,1]],[7,8,3],[10,[1,4]],[[0,7],[6,4],7,[10,0,0,1]]],[[[5,2],1,[10],10,[3,5,6]],[[],[0,6,2],[0,10,0,1,3]],[[],[1,7]],[1]],[],[],[9,[7],2,[[4,5,4,0],[8,1,1]]]]
+
+[[[],3],[3,[],4],[5,4,6,[]]]
+[[2,[8,2,[4]],5,[5,[9,1],[10,6,10]],9],[10,[5,8,[],[5],[]]],[[],1,[1,[7,6,5,0,4],[6],[5,5,10,5,2]],0]]
+
+[3,9,10,6,3]
+[3,9,10,6]
+
+[[1]]
+[[[[],[],[10,8,6]]]]
+
+[[[5],[10,[3,10,4,1],7],5,[3],[]]]
+[[],[[7],[[7,8,5],[6,10,4],9,[0,10,6]]],[[[8]],[5,[],[2],[6,5,0]],[[10,1],10,[],[9,1]],[5,4,[4],[],10],[5,[7],[10],[2,10]]]]
+
+[[2,9,[[9,7],[],[4,6,3],[0,6,10,2,10]],[[6,1,1,1,4]]],[10,4]]
+[[[],[6,8,1]],[[[7]],5,6,[0,2,2,6],[]],[3],[[4],4,5],[1,[[9,10],[1,5],4,[6,7]],0,6]]
+
+[[[7,9],5],[2,[5,9,7,[7,2,9]],[9,[8,7]]],[3,[[],10,4,[7],3]],[1,[[],5,0],5],[[],[[],5,0,4],2]]
+[[[[4,3,0,10,3],[6,1,10],4,8],[8,[],[8,0],10,[]]],[],[1,9,4],[10,8,[5,[9,8]],3]]
+
+[[6,8,[[1,4,10],0,7,[10,5,10]],[[10,8,9]]],[9,[9]],[9,[3,1,[],[1,1],8],7]]
+[[],[5,8],[7,[7],[[3,6,2],6,0,[2,7],[6]],[10,[2,10,8,6],[2],[],[8,10,10,3,4]],[[8,5,8,8,10],7,1,[10,10,8],[3,5,4,3,3]]],[[[],5,10,[1]],4]]
+
+[[4],[10,6]]
+[[0,10,4,[9,10]],[],[1,8],[9,7,[2,[5,4],[10],[7,1]],0]]
+
+[[[],[5,[4,10,2],4,[10,8,10]],[]],[],[4,[4,6]],[[],[2]]]
+[[1,5,[[4,2,5],[],[1,9,4,7],[10,6,2,3]],[[9,2,0]],0]]
+
+[[2,[8,7,[9,0,0,9],[0,8]]],[],[[3,6],[[1,8,0,5,6],5,2],0,6]]
+[[[3],[[1,6,1,10,0],[7],[9,2,0,5,9],[1,10,5,8],[8,6,2,6,5]],5,1],[]]
+
+[[[1],8,3,7,10]]
+[[[[1],[9,2,0,6],6,[5,4,7],[1,9,4]],7,0,[]],[2,4],[[9,9,[10,5,5],6],3,0,[[1,8],[],10,0],10]]
+
+[[10,4,[8,[3,6,1,1],7,10],[],[[2,6,6]]]]
+[[2,4],[[[2,0,8],[2,0,6,8,3]]],[[[5,1],9,[0,4,6,4,4],8,1],[1],9,[],5],[6,4,[[1,5,7],3],[[9]]],[]]
+
+[[],[[[],4,[9,2,9]],[[4,6,3,6]],[1,8,2],7],[[[3,1,5,5],[]],9,6],[0,4,1,6,0]]
+[[[[0,10,1],[2]],2]]
+
+[[[3],[[],4],1,8,2],[[2,[6,10,1,8,0]],0,[8,[],[10,9,7],[]],2],[[[4,4,2,6],[],7],3,8,10,3],[]]
+[[1,[6,3,[8,6,4,4],7],[7,8,[3]],1,2]]
+
+[[2,[0,8],9],[[[0,3,0,4,8],[2],[10,4,1,4]],[],[5],8,5],[0,[6],10,2,[1]]]
+[[9,10,2,[[0,7,5,0],2,[2,10,9,8]],[[6]]]]
+
+[[[4,3]]]
+[[[[8,9,3,3],[],[10,1,3,1,8],8,7]]]
+
+[[[9,[0,1,7,3,4],9,9],[],[8]],[[0,[9],[3,6,3,0],7],[9,4,0,[8,1,2,8],8],[2,8,[4,5]],[8,0,[9,9,7]]],[[0,[8,6,7,7,4],2],[7,[1,2,7],[7]],9,[[4,3,4,2],[1,7,3,1],9],[7,[5],[9,5,10]]],[]]
+[[8,[0,[3,0],4],6,[[8,6,5,3],[4,7],0]],[[3,[7,0,7,2,6]],[[0,0],[],[0,5,0,9,8]]],[]]
+
+[[4,7,[7],6,[8,[]]],[]]
+[[],[[9,[10]],[10]],[9,1,5,[0,7],[9,6,[6,0,4],[10]]],[[[4],[1,0],1],9,3],[[[9],1,[],[7,0],2],3,[[5,10,9],0,3,[7,9,10,5,0],6],[6,3,[],6,[3,3,6]],[[9],[2,1,7]]]]
+
+[[[[0,5,8,5],[5,5,6,3,6],[]]],[5,4,[],[],[[6,4,3,4]]],[[[9,3],[]]],[]]
+[[[7,[3,6,3,8,2]],6,7,9],[6]]
+
+[[5,[[1],[7,4,10,4],4,[8,3,0,2],[]],5,[9,[8,2,10,4,3],5,6,3],6],[[],[3,7,[5,1,2,1]]],[[[2,3,8,5],[0,4,4],10],2,[[1,4,2],5,8,2,3]]]
+[[[[8,6,8,2],[1,8,4,4],7,[5,4,10,7,4]],[[7,2,5]]],[3,10,[6,[1],[]]],[6,[],3],[[[7,0,0],9,4,3]],[0,[1,[],8],7,3]]
+
+[[[1,6,[7,1,3]],[[8],[8,8,9,1,1]],[[6,6,1,3],[2]]],[[],8,[],3],[],[6],[6]]
+[[[[],[],7],[[9,8,7],3],4]]
+
+[[],[9]]
+[[10,[[10,9,9,1,9]],[[5,5,7,0,4]],9,1],[],[[],5,[6,[3],[1],[1,8],[6,3,3,6]],2],[[[3,1,4,3,2]]],[3,[2,[10]]]]
+
+[[1],[[[0,0,10],[9,1,1,1,4],[7,0,5,3],[2,2],8],[[0,4,6,9,5],8],[6,[6,8],7,[],[8,0,6]],[],[[],7]]]
+[[],[[[6,1,9,8,5]],[[1,0,1,4],2,[],3]],[0,2,0,[[8,5,7,4,6],[5],4,[6,5,6,2,0]],10],[6,7]]
+
+[[[],3,6,[4,1,[5,0,5,3],[3,0],5],[1,1,2]],[3,2,[[1,3,7,9],[5]],6],[6,[],5,2],[3]]
+[[[[0,4,5,0],9,3,10,3],[[4,3,4,9,10],[6,1],[8,10,10,4,3],0]]]
+
+[[3,6,4,7],[5,8,0,[[0,6]]],[],[]]
+[[[[],[3,1,0,7,2],3,[10,3,0,2,8]],3],[0,9,0],[[[8,8,0,9,0],[6,0,5]],[[3,4,9],7]],[],[0]]
+
+[[],[[0,1,[4,1,4,2],[6,5,3],[]],1,[9,3,[10,4,5,0,4]],[[5,7],2],[[8,7]]],[8,4,9]]
+[[8,[7,[10],[2,8,10,9,3],[6,5],3]],[5,5,[[3],[]],6,[1,0,7,8]],[7,[6,5]],[],[10,5,4,[2,0,4,[6,10,4,4],[3,3]],8]]
+
+[[[6],[10,[0,2,5,10,9],2],[[],[0],9,[1,0,5,8]]],[3,[[4],[3],3,[1,4,2,0,0],[]],[[8,3,6,10,7],1],[2,2,5,[6],[0,7]]]]
+[[7],[1,3,[1,2,2],2,3],[5]]
+
+[[[[]],0,[[4,6,4]],0],[],[3,[],[1],[10]],[[1,[2,5]],[[7],[6,10,6,6,6],6],[[0,8,5],[4,0,9]]]]
+[[5,8,2,[0,3]],[6,[[6,4],[7,10,9,10,3],2],2,6],[1,[9,[6,4,1,2],8,[10,2,5,9,8],[]],[]],[],[[[8,2,3],9,[5,6,3,3],4,[4,10]],7]]
+
+[[8,[2,0],[10],2,3],[[3]],[[9,[10,9,9,5,7],2],[[],9,[6,8,5]],[10],8,[]]]
+[[7,10,[2,[0,6,4,0,5]],[4]],[[],[],4],[7,[5,10,2,[0,7,3,9,7]],[[7,2,1,3,5],[7,5,3,1,6],3]],[[[1],6]]]
+
+[[],[[7,[],[5,7]],1,7]]
+[[7,5,4,9],[[5],[[8,2],[1,5],3,4,1],[7,10,4,[],0]]]
+
+[[[8,6,[6,3]]],[9,[],[[5,6,0]],[2,[1,10,10,6]]]]
+[[0,0,[[1,1,10,1,3],2,[7,0,6],3]],[],[0,2],[[3],3,5]]
+
+[[[4,7,[10]],[1,4]],[[2,[4,1,6,0,4]],2,[[],[]],9],[6],[[],[9],7,5],[9,10,[7,[6,0,5,1,3]],2,[]]]
+[[4,[],[[5,4],[6,2,3,4],8,[4,3],7],[9,3,3,0],[[],1,6,2,9]]]
+
+[[5],[6,[]],[]]
+[[],[[1,5,[7,0],[2,7,6,1],10]],[]]
+
+[[5,10,3]]
+[[[7,1],[1,[7,5,9,7]],[0,[7,1,7,9,1],[9,2,9,9,1],5,[9]],[[]],[]],[0,[[9,0,3],[3],1,[1],1],9,[10,6,[],[10,9,1,10,10],[2,2,8]]],[[1,7,4],6]]
+
+[[],[]]
+[[[[6,3,9],[5,5,8,10,4],[7,4,9,1,3]],1,6],[[[8,2,4,5],[],[1,7,7]],0]]
+
+[[0,10,[[4,0],4]],[9,[],[4,9,[10,5,8]],7],[10,[]]]
+[[],[[],7]]
+
+[[[6,5],2,8,7,[[6,2,10,1],1,[2,5,10,7],1,[2,10,7,5]]],[6,9,8],[4,[],[[1,8]],1,[7,[1,0,6,8],[8]]],[[],6,1,[7,[],0,[6,7,8,10,5]]],[[],[],[7,9,[5,10,6,3],[2,10,3],8],7,[9,[0,10],[8,2,6,0,1],[10,1]]]]
+[[[9,[0,9,10,7,4]],6,[6,[8,5,9,6,8],[4,10,6],4,[]],[4,9,7,2,7]],[4],[[],[[4,2,5]],[4,[7],[9,5,8,7,7],[],[10,9,6]]],[10,[],10,[4]],[6,1,3,[[2,1],[1,9,7,3],5,[2,3,5,4,9],6],1]]
+
+[[6],[8,5,[4,[1,10]]]]
+[[1,7,5,9],[],[],[0,9,1],[0,[2,6,10,[10,7,3,5,3]]]]
+
+[[3],[1],[]]
+[[0],[8,[[6,7,6],3,7,[4,5,6,10,1],0]],[[[4],[6,0],0,[8],[8,1]],[[1],4,8]],[8]]
+
+[[[[2,3],5],[[4,2,4,10,3],[4,0,9,4,2],4],[2,[1,5,2,6,7],8,[0,5,1,4,8]],[[3,6,7,10],[6,7,4,7],[9,4,10]],[[9],[4,2]]],[]]
+[[[7,8,[8,2,10,2],[],[2]],3,9,0,1],[[[5]],0,7,[[7],2]],[[2,[],[8,5,4,1],9],5,6,[[1,2,8,0],4],[]],[2,[9,[],[10,10],8,[]],1]]
+
+[[],[],[[[5],[9],5,7],5,[]],[[3,[1,2,6,3],9,[3,2,7],0]],[[[5,9],5,[8,1,7]],[1,1,[7,7,8,10]]]]
+[[[[10,0],[0,7,2]],3,[0,3,2,[7,1,9]],[[10],0,[5]],[[2,8,0,5],[7,3],4,10]],[9,[[]],[[],[1,4,4],7,[0,1,6,7,2],[6,9,0,4,4]],[9,[9]],[6,[4,5,0,8],1,[8,3,1,10],[9]]],[7,[[]],[5,[1,9,6]]]]
+
+[[4]]
+[[5],[[2,[10,7,10,9,10],0]]]
+
+[[[],[[1,8,6,1,6],[3,2,1],2,[10,3,7,1,4],0],3,[3]],[9]]
+[[],[],[[8],[[],5,[1,8,7],9,1],[[7,1,2,4,3],7,[5,7,1,6,6],8,2],10],[4,[6,[8,8,6,7]],1,[[],[5,10,3,2,7]]],[1,[],[1,[0],7,[9,0]]]]
+
+[[8],[2,[[9,2,9,9,10],[3,5,3,4]]],[10,[[10,7,10,0]],10,[[2,6],[4,9,6],[3,4,5,0,2],[]],7]]
+[[4],[3],[],[10]]
+
+[[[[0],7,[1,1,10,2,0]],2,[[10,5,10]]],[[[6],[4,4,6]],[3,[]],9,[[8,3,3],[6],[9,5,7,7],8],10],[]]
+[[6],[[[3,10]],[]],[8,10,[],9]]
+
+[[5,5,[],9]]
+[[[[5,6,6,3]],2,[[4],0,7,2]],[[],[[10,5],[],[5],[8,1,0,3,2],3],[[7,3,0],5,0,4,[9,1]]]]
+
+[[],[[2],7,4],[2,9,10],[[[],[7,4,4,7,3]],[]]]
+[[9],[]]
+
+[[[10,5,4,1,8],7,[5],[8]]]
+[[0,10,[]],[],[0,6,[7,[4],[],[9]]],[4]]
+
+[[[8],[10],9,9]]
+[[3,[[1,0,5,1,5]]]]
+
+[[[4,5,10],[7,[10,3,1],[2,6],10],[[6,0,8,9,6],4,[]],[]],[9,[],10]]
+[[],[7],[10,10,[6]],[[[2,4],[6,2,2],0],6],[[[2,3,0,0,2],[6,5,7,2],2,4],6,6]]
+
+[[1],[[]],[[[9,1,9,5],[6],[9,3,5,2,6],9,[]],6,[],[[2],9,[8,3,1,3,1],[3,10,6]],[[0,9,1,8,2]]]]
+[[[8],[[7],[7],5],5,5],[4,[[5,9,10],[]],[[4,7,5,1]],[[10,1,7]],4],[5,[[4,8,4],7,0],[2],[],[8,0,[5,8],[8,5,7,2,8],4]]]
+
+[[[0,[3,3,10],[],[0,9],5]],[[4,[],[7,2,5],[0,7],[0,10]]],[],[[[1,8]],[[9,7]],5,[[9,1,0,1],5,5,5,[10]],[[9,4,6,6],4,4,[2,6,9,4,7]]],[4]]
+[[[[10,8,4,0],[9,10,1]],[],[],[[9,8,4,6],2,9],4],[[2,[6,7,8],10,[],[10,4,3,9]],[5,[9]],5,[6,[10],[7,3,6]],[]],[],[[[5,7],[9,7,7,6,9],[9,10,5],8],[[],3,[0,5,0]],3,6,6],[9,[7]]]

2022/inputs/14.txt

@@ -0,0 +1,147 @@
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+527,102 -> 527,106 -> 523,106 -> 523,111 -> 540,111 -> 540,106 -> 533,106 -> 533,102
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+541,165 -> 541,166 -> 551,166 -> 551,165
+506,68 -> 506,70 -> 502,70 -> 502,77 -> 513,77 -> 513,70 -> 512,70 -> 512,68
+541,165 -> 541,166 -> 551,166 -> 551,165
+565,161 -> 569,161
+483,51 -> 483,52 -> 500,52 -> 500,51
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+538,114 -> 538,116 -> 536,116 -> 536,122 -> 552,122 -> 552,116 -> 544,116 -> 544,114
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+499,13 -> 499,15 -> 495,15 -> 495,22 -> 506,22 -> 506,15 -> 501,15 -> 501,13
+506,84 -> 510,84
+499,13 -> 499,15 -> 495,15 -> 495,22 -> 506,22 -> 506,15 -> 501,15 -> 501,13
+512,80 -> 516,80
+499,13 -> 499,15 -> 495,15 -> 495,22 -> 506,22 -> 506,15 -> 501,15 -> 501,13
+512,84 -> 516,84
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+538,114 -> 538,116 -> 536,116 -> 536,122 -> 552,122 -> 552,116 -> 544,116 -> 544,114
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+506,68 -> 506,70 -> 502,70 -> 502,77 -> 513,77 -> 513,70 -> 512,70 -> 512,68
+509,82 -> 513,82
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+538,114 -> 538,116 -> 536,116 -> 536,122 -> 552,122 -> 552,116 -> 544,116 -> 544,114
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+553,161 -> 557,161
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+554,133 -> 558,133
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+551,136 -> 555,136
+563,136 -> 567,136
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+527,102 -> 527,106 -> 523,106 -> 523,111 -> 540,111 -> 540,106 -> 533,106 -> 533,102
+499,13 -> 499,15 -> 495,15 -> 495,22 -> 506,22 -> 506,15 -> 501,15 -> 501,13
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+499,13 -> 499,15 -> 495,15 -> 495,22 -> 506,22 -> 506,15 -> 501,15 -> 501,13
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+517,95 -> 522,95
+503,86 -> 507,86
+506,68 -> 506,70 -> 502,70 -> 502,77 -> 513,77 -> 513,70 -> 512,70 -> 512,68
+559,155 -> 563,155
+521,86 -> 525,86
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+519,98 -> 519,99 -> 529,99 -> 529,98
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+527,102 -> 527,106 -> 523,106 -> 523,111 -> 540,111 -> 540,106 -> 533,106 -> 533,102
+483,51 -> 483,52 -> 500,52 -> 500,51
+515,86 -> 519,86
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+483,51 -> 483,52 -> 500,52 -> 500,51
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+519,98 -> 519,99 -> 529,99 -> 529,98
+506,68 -> 506,70 -> 502,70 -> 502,77 -> 513,77 -> 513,70 -> 512,70 -> 512,68
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+527,102 -> 527,106 -> 523,106 -> 523,111 -> 540,111 -> 540,106 -> 533,106 -> 533,102
+519,98 -> 519,99 -> 529,99 -> 529,98
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+557,130 -> 561,130
+518,84 -> 522,84
+545,127 -> 558,127
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+556,152 -> 560,152
+506,68 -> 506,70 -> 502,70 -> 502,77 -> 513,77 -> 513,70 -> 512,70 -> 512,68
+559,161 -> 563,161
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+541,165 -> 541,166 -> 551,166 -> 551,165
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+538,114 -> 538,116 -> 536,116 -> 536,122 -> 552,122 -> 552,116 -> 544,116 -> 544,114
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+527,102 -> 527,106 -> 523,106 -> 523,111 -> 540,111 -> 540,106 -> 533,106 -> 533,102
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+509,86 -> 513,86
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+484,48 -> 484,43 -> 484,48 -> 486,48 -> 486,38 -> 486,48 -> 488,48 -> 488,43 -> 488,48 -> 490,48 -> 490,45 -> 490,48 -> 492,48 -> 492,40 -> 492,48
+520,92 -> 525,92
+556,158 -> 560,158
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+553,155 -> 557,155
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+538,114 -> 538,116 -> 536,116 -> 536,122 -> 552,122 -> 552,116 -> 544,116 -> 544,114
+538,114 -> 538,116 -> 536,116 -> 536,122 -> 552,122 -> 552,116 -> 544,116 -> 544,114
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+499,13 -> 499,15 -> 495,15 -> 495,22 -> 506,22 -> 506,15 -> 501,15 -> 501,13
+562,158 -> 566,158
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+550,158 -> 554,158
+515,82 -> 519,82
+557,136 -> 561,136
+506,68 -> 506,70 -> 502,70 -> 502,77 -> 513,77 -> 513,70 -> 512,70 -> 512,68
+547,161 -> 551,161
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+531,95 -> 536,95
+527,102 -> 527,106 -> 523,106 -> 523,111 -> 540,111 -> 540,106 -> 533,106 -> 533,102
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+527,92 -> 532,92
+523,89 -> 528,89
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+499,13 -> 499,15 -> 495,15 -> 495,22 -> 506,22 -> 506,15 -> 501,15 -> 501,13
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+541,149 -> 541,141 -> 541,149 -> 543,149 -> 543,144 -> 543,149 -> 545,149 -> 545,144 -> 545,149 -> 547,149 -> 547,148 -> 547,149 -> 549,149 -> 549,144 -> 549,149 -> 551,149 -> 551,141 -> 551,149 -> 553,149 -> 553,147 -> 553,149 -> 555,149 -> 555,146 -> 555,149 -> 557,149 -> 557,147 -> 557,149
+527,102 -> 527,106 -> 523,106 -> 523,111 -> 540,111 -> 540,106 -> 533,106 -> 533,102
+490,35 -> 490,31 -> 490,35 -> 492,35 -> 492,31 -> 492,35 -> 494,35 -> 494,29 -> 494,35 -> 496,35 -> 496,26 -> 496,35
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65
+560,133 -> 564,133
+506,68 -> 506,70 -> 502,70 -> 502,77 -> 513,77 -> 513,70 -> 512,70 -> 512,68
+538,114 -> 538,116 -> 536,116 -> 536,122 -> 552,122 -> 552,116 -> 544,116 -> 544,114
+524,95 -> 529,95
+492,65 -> 492,64 -> 492,65 -> 494,65 -> 494,59 -> 494,65 -> 496,65 -> 496,64 -> 496,65 -> 498,65 -> 498,62 -> 498,65 -> 500,65 -> 500,63 -> 500,65 -> 502,65 -> 502,59 -> 502,65 -> 504,65 -> 504,64 -> 504,65 -> 506,65 -> 506,63 -> 506,65 -> 508,65 -> 508,63 -> 508,65

2022/inputs/15.txt

@@ -0,0 +1,24 @@
+Sensor at x=3988693, y=3986119: closest beacon is at x=3979063, y=3856315
+Sensor at x=1129181, y=241785: closest beacon is at x=1973630, y=-98830
+Sensor at x=2761889, y=2453622: closest beacon is at x=2803715, y=2643139
+Sensor at x=3805407, y=3099635: closest beacon is at x=3744251, y=2600851
+Sensor at x=3835655, y=3999745: closest beacon is at x=3979063, y=3856315
+Sensor at x=3468377, y=3661078: closest beacon is at x=3979063, y=3856315
+Sensor at x=1807102, y=3829998: closest beacon is at x=2445544, y=3467698
+Sensor at x=2774374, y=551040: closest beacon is at x=1973630, y=-98830
+Sensor at x=2004588, y=2577348: closest beacon is at x=2803715, y=2643139
+Sensor at x=2949255, y=3611925: closest beacon is at x=2445544, y=3467698
+Sensor at x=2645982, y=3991988: closest beacon is at x=2445544, y=3467698
+Sensor at x=3444780, y=2880445: closest beacon is at x=3744251, y=2600851
+Sensor at x=3926452, y=2231046: closest beacon is at x=3744251, y=2600851
+Sensor at x=3052632, y=2882560: closest beacon is at x=2803715, y=2643139
+Sensor at x=3994992, y=2720288: closest beacon is at x=3744251, y=2600851
+Sensor at x=3368581, y=1443706: closest beacon is at x=3744251, y=2600851
+Sensor at x=2161363, y=1856161: closest beacon is at x=1163688, y=2000000
+Sensor at x=3994153, y=3414445: closest beacon is at x=3979063, y=3856315
+Sensor at x=2541906, y=2965730: closest beacon is at x=2803715, y=2643139
+Sensor at x=600169, y=3131140: closest beacon is at x=1163688, y=2000000
+Sensor at x=163617, y=1082438: closest beacon is at x=1163688, y=2000000
+Sensor at x=3728368, y=140105: closest beacon is at x=3732654, y=-724773
+Sensor at x=1187681, y=2105247: closest beacon is at x=1163688, y=2000000
+Sensor at x=2327144, y=3342616: closest beacon is at x=2445544, y=3467698

2022/src/common.rs

@@ -1,5 +1,12 @@
 //! Common helper utilities to all days
 
+use std::cmp::Ordering;
+use std::ops::Add;
+use std::ops::Div;
+use std::ops::Index;
+use std::ops::IndexMut;
+use std::ops::Sub;
+
 use anyhow::Result;
 use nom::combinator::map;
 use nom::error::ErrorKind;
@@ -116,3 +123,106 @@ where
         (b, a)
     }
 }
+
+/// Some magic to get two mutable references into the same slice
+pub fn get_both<T>(slice: &mut [T], first: usize, second: usize) -> (&mut T, &mut T) {
+    match first.cmp(&second) {
+        Ordering::Greater => {
+            let (begin, end) = slice.split_at_mut(first);
+            (&mut end[0], &mut begin[second])
+        }
+        Ordering::Less => {
+            let (begin, end) = slice.split_at_mut(second);
+            (&mut begin[first], &mut end[0])
+        }
+        Ordering::Equal => panic!("Tried to get the same index twice {first}"),
+    }
+}
+
+#[derive(Debug, Default)]
+pub struct IndexSet(Vec<u32>);
+
+impl IndexSet {
+    pub fn with_capacity(capacity: usize) -> Self {
+        Self(Vec::with_capacity(
+            capacity / std::mem::size_of::<u32>() / 8,
+        ))
+    }
+
+    fn ensure_item(&mut self, item: usize) -> &mut u32 {
+        if self.0.len() <= item {
+            self.0.resize(item + 1, 0);
+        }
+
+        &mut self.0[item]
+    }
+
+    #[inline]
+    fn index(index: usize) -> (usize, u8) {
+        const PER_ENTRY: usize = 8 * std::mem::size_of::<u32>();
+
+        (index / PER_ENTRY, (index % PER_ENTRY) as u8)
+    }
+
+    pub fn insert(&mut self, index: usize) -> bool {
+        let (entry, pos) = Self::index(index);
+
+        let item = self.ensure_item(entry);
+
+        if *item & (1 << pos) != 0 {
+            false
+        } else {
+            *item |= 1 << pos;
+            true
+        }
+    }
+}
+
+#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
+pub struct Vec2(pub [i32; 2]);
+
+impl Vec2 {
+    pub fn l1(self) -> i32 {
+        self.0.into_iter().map(i32::abs).sum()
+    }
+}
+
+impl Add<Self> for Vec2 {
+    type Output = Self;
+
+    fn add(self, rhs: Self) -> Self::Output {
+        Self([self[0] + rhs[0], self[1] + rhs[1]])
+    }
+}
+
+impl Sub<Self> for Vec2 {
+    type Output = Self;
+
+    fn sub(self, rhs: Self) -> Self::Output {
+        Self([self[0] - rhs[0], self[1] - rhs[1]])
+    }
+}
+
+impl Div<i32> for Vec2 {
+    type Output = Self;
+
+    fn div(self, rhs: i32) -> Self::Output {
+        Self(self.0.map(|v| v / rhs))
+    }
+}
+
+impl Index<usize> for Vec2 {
+    type Output = i32;
+
+    #[inline]
+    fn index(&self, index: usize) -> &Self::Output {
+        &self.0[index]
+    }
+}
+
+impl IndexMut<usize> for Vec2 {
+    #[inline]
+    fn index_mut(&mut self, index: usize) -> &mut Self::Output {
+        &mut self.0[index]
+    }
+}

2022/src/day05.rs

@@ -1,5 +1,3 @@
-use std::cmp::Ordering;
-
 use anyhow::Result;
 use nom::branch::alt;
 use nom::bytes::complete::tag;
@@ -8,6 +6,7 @@ use nom::bytes::complete::take_until;
 use nom::character::complete::newline;
 use nom::combinator::map;
 use nom::combinator::opt;
+use nom::combinator::value;
 use nom::multi::fold_many1;
 use nom::multi::many1;
 use nom::sequence::delimited;
@@ -17,6 +16,7 @@ use nom::sequence::tuple;
 use nom::IResult;
 
 use crate::common::enumerate;
+use crate::common::get_both;
 use crate::common::parse_input;
 
 type Move = (usize, usize, usize);
@@ -32,7 +32,7 @@ fn parse_row<'a>(input: &'a [u8], stacks: &mut OwnedStacks) -> IResult<&'a [u8],
                     Some(v[0])
                 }),
                 // Or an empty stack into a None
-                map(tag("   "), |_| None),
+                value(None, tag("   ")),
             )),
             opt(tag(" ")),
         )),
@@ -91,21 +91,6 @@ fn parse_task(input: &[u8]) -> IResult<&[u8], (OwnedStacks, Vec<Move>)> {
     Ok((input, (stacks, moves)))
 }
 
-/// Some magic to get two mutable references into the same slice
-fn get_both(stacks: &mut [Vec<u8>], from: usize, to: usize) -> (&mut Vec<u8>, &mut Vec<u8>) {
-    match from.cmp(&to) {
-        Ordering::Greater => {
-            let (begin, end) = stacks.split_at_mut(from);
-            (&mut end[0], &mut begin[to])
-        }
-        Ordering::Less => {
-            let (begin, end) = stacks.split_at_mut(to);
-            (&mut begin[from], &mut end[0])
-        }
-        Ordering::Equal => panic!("Tried to stack from and to {from}"),
-    }
-}
-
 fn compute_answer(stacks: &mut [Vec<u8>]) -> Result<String> {
     let mut result = String::with_capacity(stacks.len());
 

2022/src/day09.rs

@@ -1,9 +1,122 @@
+use ahash::AHashSet;
 use anyhow::Result;
+use nom::bytes::complete::tag;
+use nom::bytes::complete::take;
+use nom::character::complete::newline;
+use nom::combinator::map_res;
+use nom::multi::many0;
+use nom::sequence::separated_pair;
+use nom::sequence::terminated;
+use nom::IResult;
 
-pub fn part1(_input: &[u8]) -> Result<String> {
+use crate::common::parse_input;
-    anyhow::bail!("not implemented")
+use crate::common::Vec2;
+
+#[derive(Copy, Clone)]
+enum Direction {
+    Up,
+    Left,
+    Right,
+    Down,
 }
 
-pub fn part2(_input: &[u8]) -> Result<String> {
+impl Direction {
-    anyhow::bail!("not implemented")
+    fn vec_for(self) -> Vec2 {
+        Vec2(match self {
+            Direction::Up => [0, -1],
+            Direction::Left => [1, 0],
+            Direction::Right => [-1, 0],
+            Direction::Down => [0, 1],
+        })
+    }
+}
+
+impl TryFrom<u8> for Direction {
+    type Error = anyhow::Error;
+
+    fn try_from(value: u8) -> Result<Self, Self::Error> {
+        match value {
+            b'U' => Ok(Direction::Up),
+            b'L' => Ok(Direction::Left),
+            b'R' => Ok(Direction::Right),
+            b'D' => Ok(Direction::Down),
+            b => anyhow::bail!("Invalid direction '{b}'"),
+        }
+    }
+}
+
+fn parse_moves(input: &[u8]) -> IResult<&[u8], Vec<(Direction, u32)>> {
+    many0(terminated(
+        separated_pair(
+            map_res(take(1usize), |bs: &[u8]| Direction::try_from(bs[0])),
+            tag(" "),
+            nom::character::complete::u32,
+        ),
+        newline,
+    ))(input)
+}
+
+fn part_generic<const N: usize>(input: &[u8]) -> Result<String> {
+    let moves = parse_input(input, parse_moves)?;
+
+    let mut head_pos = Vec2([0, 0]);
+    let mut tails = [head_pos; N];
+
+    let mut visited = AHashSet::new();
+    visited.insert(head_pos);
+
+    for (direction, steps) in moves {
+        let step = direction.vec_for();
+
+        for _ in 0..steps {
+            head_pos = head_pos + step;
+
+            let mut ref_pos = head_pos;
+
+            for tail_pos in &mut tails {
+                let delta = ref_pos - *tail_pos;
+
+                if delta[0].abs() <= 1 && delta[1].abs() <= 1 {
+                    break;
+                }
+
+                let step = Vec2([delta[0].signum(), delta[1].signum()]);
+
+                *tail_pos = *tail_pos + step;
+
+                ref_pos = *tail_pos;
+            }
+
+            visited.insert(*tails.last().unwrap());
+        }
+    }
+
+    Ok(visited.len().to_string())
+}
+
+pub fn part1(input: &[u8]) -> Result<String> {
+    part_generic::<1>(input)
+}
+
+pub fn part2(input: &[u8]) -> Result<String> {
+    part_generic::<9>(input)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    const SAMPLE: &[u8] = include_bytes!("samples/09.txt");
+    const SAMPLE_LARGE: &[u8] = include_bytes!("samples/09.large.txt");
+
+    #[test]
+    fn sample_part1() {
+        assert_eq!(part1(SAMPLE).unwrap(), "13");
+    }
+
+    #[test]
+    fn sample_part2() {
+        assert_eq!(part2(SAMPLE).unwrap(), "1");
+        assert_eq!(part2(SAMPLE_LARGE).unwrap(), "36");
+    }
 }

2022/src/day10.rs

@@ -1,9 +1,131 @@
 use anyhow::Result;
+use nom::branch::alt;
+use nom::bytes::complete::tag;
+use nom::character::complete::newline;
+use nom::combinator::iterator;
+use nom::combinator::map;
+use nom::combinator::value;
+use nom::sequence::preceded;
+use nom::sequence::terminated;
+use nom::IResult;
 
-pub fn part1(_input: &[u8]) -> Result<String> {
+#[derive(Copy, Clone)]
-    anyhow::bail!("not implemented")
+enum Instruction {
+    AddX(i32),
+    Noop,
 }
 
-pub fn part2(_input: &[u8]) -> Result<String> {
+impl Instruction {
-    anyhow::bail!("not implemented")
+    #[inline]
+    pub fn cycles(self) -> i32 {
+        match self {
+            Instruction::AddX(_) => 2,
+            Instruction::Noop => 1,
+        }
+    }
+
+    #[inline]
+    pub fn execute(self, x: &mut i32, cycle: &mut i32) {
+        *cycle += self.cycles();
+
+        if let Instruction::AddX(v) = self {
+            *x += v;
+        }
+    }
+}
+
+fn parse_instruction(input: &[u8]) -> IResult<&[u8], Instruction> {
+    terminated(
+        alt((
+            value(Instruction::Noop, tag("noop")),
+            map(preceded(tag("addx "), nom::character::complete::i32), |v| {
+                Instruction::AddX(v)
+            }),
+        )),
+        newline,
+    )(input)
+}
+
+pub fn part1(input: &[u8]) -> Result<String> {
+    let mut x = 1;
+    // Count from one like a scrub
+    let mut cycle = 1;
+
+    let mut input_it = iterator(input, parse_instruction);
+
+    let mut total = 0;
+
+    for instruction in &mut input_it {
+        let old_cycle = cycle;
+        let old_x = x;
+
+        instruction.execute(&mut x, &mut cycle);
+
+        if old_cycle % 40 < 20 && cycle % 40 >= 20 {
+            let to_report = if cycle % 40 == 20 { x } else { old_x };
+
+            let checkpoint = cycle / 20 * 20;
+            total += to_report * checkpoint;
+        }
+
+        if cycle >= 220 {
+            return Ok(total.to_string());
+        }
+    }
+
+    anyhow::bail!("out of instructions")
+}
+
+pub fn part2(input: &[u8]) -> Result<String> {
+    let mut x = 1;
+    let mut input_it = iterator(input, parse_instruction);
+    let mut input_it = (&mut input_it).peekable();
+
+    let mut output = String::with_capacity(6 * (40 + 1));
+
+    let mut cpu_cycle = 0;
+
+    for crt_cycle in 1..=240 {
+        if let Some(instruction) = input_it.next_if(|i| cpu_cycle + i.cycles() < crt_cycle) {
+            instruction.execute(&mut x, &mut cpu_cycle);
+        }
+
+        let beam_pos = (crt_cycle + 39) % 40;
+
+        if (beam_pos - x).abs() <= 1 {
+            output.push('#');
+        } else {
+            output.push(' ');
+        }
+
+        if crt_cycle % 40 == 0 {
+            output.push('\n');
+        }
+    }
+
+    Ok(output)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    const SAMPLE: &[u8] = include_bytes!("samples/10.txt");
+
+    #[test]
+    fn sample_part1() {
+        assert_eq!(part1(SAMPLE).unwrap(), "13140");
+    }
+
+    #[test]
+    fn sample_part2() {
+        let answer = "##  ##  ##  ##  ##  ##  ##  ##  ##  ##  
+###   ###   ###   ###   ###   ###   ### 
+####    ####    ####    ####    ####    
+#####     #####     #####     #####     
+######      ######      ######      ####
+#######       #######       #######     \n";
+
+        assert_eq!(part2(SAMPLE).unwrap(), answer);
+    }
 }

2022/src/day11.rs

@@ -1,9 +1,189 @@
 use anyhow::Result;
+use nom::branch::alt;
+use nom::bytes::complete::tag;
+use nom::bytes::complete::take;
+use nom::character::complete::digit1;
+use nom::character::complete::newline;
+use nom::combinator::map;
+use nom::combinator::map_res;
+use nom::combinator::value;
+use nom::multi::separated_list0;
+use nom::multi::separated_list1;
+use nom::sequence::delimited;
+use nom::sequence::preceded;
+use nom::sequence::separated_pair;
+use nom::sequence::tuple;
+use nom::IResult;
+use strength_reduce::StrengthReducedU64;
 
-pub fn part1(_input: &[u8]) -> Result<String> {
+use crate::common::parse_input;
-    anyhow::bail!("not implemented")
+
+#[derive(Debug, Copy, Clone)]
+enum Operation {
+    Mul(u64),
+    Add(u64),
+    Square,
 }
 
-pub fn part2(_input: &[u8]) -> Result<String> {
+impl Operation {
-    anyhow::bail!("not implemented")
+    fn transform(self, worry: u64) -> u64 {
+        match self {
+            Operation::Mul(val) => worry * val,
+            Operation::Add(val) => worry + val,
+            Operation::Square => worry * worry,
+        }
+    }
+}
+
+#[derive(Debug)]
+struct Monkey {
+    items: Vec<u64>,
+    operation: Operation,
+    test_mod: StrengthReducedU64,
+    targets: [usize; 2],
+    inspected: usize,
+}
+
+impl Monkey {
+    fn handle_items(&mut self, drains: &mut [Vec<u64>; 2]) {
+        self.inspected += self.items.len();
+
+        for item in self.items.drain(..) {
+            let mut new_val = self.operation.transform(item);
+            // Miraculously get less worried
+            new_val /= 3;
+
+            drains[(new_val % self.test_mod == 0) as usize].push(new_val);
+        }
+    }
+
+    fn handle_items2(&mut self, drains: &mut [Vec<u64>], mod_base: StrengthReducedU64) {
+        self.inspected += self.items.len();
+
+        for item in self.items.drain(..) {
+            let mut new_val = self.operation.transform(item);
+            // Modular arithmetic is a good way to get less worried
+            new_val = new_val % mod_base;
+
+            drains[(new_val % self.test_mod == 0) as usize].push(new_val);
+        }
+    }
+}
+
+fn parse_operation(input: &[u8]) -> IResult<&[u8], Operation> {
+    preceded(
+        tag("new = old "),
+        alt((
+            map_res(
+                separated_pair(take(1usize), tag(" "), nom::character::complete::u64),
+                |(op, val): (&[u8], u64)| match op[0] {
+                    b'*' => Ok(Operation::Mul(val)),
+                    b'+' => Ok(Operation::Add(val)),
+                    _ => Err(anyhow::anyhow!("Invalid operation {op:?}")),
+                },
+            ),
+            value(Operation::Square, tag("* old")),
+        )),
+    )(input)
+}
+
+fn parse_monkey(input: &[u8]) -> IResult<&[u8], Monkey> {
+    use nom::character::complete::u64;
+
+    map(
+        preceded(
+            // Skip the useless header line
+            tuple((tag("Monkey "), digit1, tag(":\n"))),
+            // Parse the actual interesting bits of the monkey
+            tuple((
+                // Parse the starting items
+                delimited(
+                    tag("  Starting items: "),
+                    separated_list1(tag(", "), u64),
+                    newline,
+                ),
+                // Parse operation
+                delimited(tag("  Operation: "), parse_operation, newline),
+                // Parse the test
+                delimited(tag("  Test: divisible by "), u64, newline),
+                // Parse both cases
+                delimited(tag("    If true: throw to monkey "), u64, newline),
+                delimited(tag("    If false: throw to monkey "), u64, newline),
+            )),
+        ),
+        |(items, operation, test_mod, if_true, if_false)| Monkey {
+            items,
+            operation,
+            test_mod: StrengthReducedU64::new(test_mod),
+            targets: [if_false as usize, if_true as usize],
+            inspected: 0,
+        },
+    )(input)
+}
+
+fn parse_monkeys(input: &[u8]) -> IResult<&[u8], Vec<Monkey>> {
+    separated_list0(newline, parse_monkey)(input)
+}
+
+fn format_result(mut monkeys: Vec<Monkey>) -> Result<String> {
+    monkeys.sort_by(|a, b| b.inspected.cmp(&a.inspected));
+
+    let result: usize = monkeys[0].inspected * monkeys[1].inspected;
+
+    Ok(result.to_string())
+}
+
+pub fn part1(input: &[u8]) -> Result<String> {
+    let mut monkeys = parse_input(input, parse_monkeys)?;
+    let mut drains = [Vec::new(), Vec::new()];
+
+    for _ in 0..20 {
+        for i in 0..monkeys.len() {
+            monkeys[i].handle_items(&mut drains);
+
+            for (j, drain) in drains.iter_mut().enumerate() {
+                let target = monkeys[i].targets[j];
+                monkeys[target].items.append(drain);
+            }
+        }
+    }
+
+    format_result(monkeys)
+}
+
+pub fn part2(input: &[u8]) -> Result<String> {
+    let mut monkeys = parse_input(input, parse_monkeys)?;
+    let mut drains = [Vec::new(), Vec::new()];
+
+    let mod_base = StrengthReducedU64::new(monkeys.iter().map(|m| m.test_mod.get()).product());
+
+    for _ in 0..10000 {
+        for i in 0..monkeys.len() {
+            monkeys[i].handle_items2(&mut drains, mod_base);
+
+            for (j, drain) in drains.iter_mut().enumerate() {
+                let target = monkeys[i].targets[j];
+                monkeys[target].items.append(drain);
+            }
+        }
+    }
+
+    format_result(monkeys)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    const SAMPLE: &[u8] = include_bytes!("samples/11.txt");
+
+    #[test]
+    fn sample_part1() {
+        assert_eq!(part1(SAMPLE).unwrap(), "10605");
+    }
+
+    #[test]
+    fn sample_part2() {
+        assert_eq!(part2(SAMPLE).unwrap(), "2713310158");
+    }
 }

2022/src/day12.rs

@@ -1,9 +1,109 @@
+use std::collections::VecDeque;
+
+use anyhow::Context;
 use anyhow::Result;
 
-pub fn part1(_input: &[u8]) -> Result<String> {
+use crate::common::IndexSet;
-    anyhow::bail!("not implemented")
+
+fn can_travel(from: u8, to: u8) -> bool {
+    match (from, to) {
+        (b'S', b'a'..=b'b') => true,
+        (b'y'..=b'z', b'E') => true,
+        (b'a'..=b'z', b'a'..=b'z') => to <= from || to - from == 1,
+        _ => false,
+    }
 }
 
-pub fn part2(_input: &[u8]) -> Result<String> {
+fn parts_common(
-    anyhow::bail!("not implemented")
+    input: &[u8],
+    starting_symbol: u8,
+    // Neither of these functions needs to be generic closures; function pointers would do as well.
+    // However, doing so causes the compiler not to inline them which in turn hurts performance by
+    // about 25%. I would have hoped the reduced code size would make up for it, but it seems that
+    // doesn't quite work for this particular benchmark.
+    is_end: impl Fn(u8) -> bool,
+    accessible: impl Fn(u8, u8) -> bool,
+) -> Result<String> {
+    let width = input
+        .iter()
+        .position(|&c| c == b'\n')
+        .context("No newlines in input")?
+        + 1;
+
+    let starting_pos = input
+        .iter()
+        .position(|&c| c == starting_symbol)
+        .context("Could not find starting position")?;
+
+    let mut visited = IndexSet::with_capacity(input.len());
+
+    let mut todo = VecDeque::new();
+    todo.push_back((0, starting_pos));
+
+    while let Some((dist, pos)) = todo.pop_front() {
+        // Implementing an early exit doesn't appear to be helpful; the additional branching appears
+        // to throw off the performance by 35%. Instead, we can simply wait for the destination to
+        // pop off of the todo queue.
+        //
+        // For reference, by the time we find the exit, the queue is roughly two dozen entries long,
+        // so the potential benefits of skipping it are minimal compared to the additional branching
+        // code involved.
+        if is_end(input[pos]) {
+            return Ok(dist.to_string());
+        }
+
+        let mut add_todo = |new: usize| {
+            if accessible(input[pos], input[new]) && visited.insert(new) {
+                todo.push_back((dist + 1, new));
+            }
+        };
+
+        if pos % width != 0 {
+            add_todo(pos - 1);
+        }
+
+        if pos % width != width - 1 {
+            add_todo(pos + 1)
+        }
+
+        if pos >= width {
+            add_todo(pos - width);
+        }
+
+        if pos + width < input.len() {
+            add_todo(pos + width);
+        }
+    }
+
+    anyhow::bail!("Did not find a valid route")
+}
+
+pub fn part1(input: &[u8]) -> Result<String> {
+    parts_common(input, b'S', |b| b == b'E', can_travel)
+}
+
+pub fn part2(input: &[u8]) -> Result<String> {
+    parts_common(
+        input,
+        b'E',
+        |b| b == b'a' || b == b'S',
+        |a, b| can_travel(b, a),
+    )
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    const SAMPLE: &[u8] = include_bytes!("samples/12.txt");
+
+    #[test]
+    fn sample_part1() {
+        assert_eq!(part1(SAMPLE).unwrap(), "31")
+    }
+
+    #[test]
+    fn sample_part2() {
+        assert_eq!(part2(SAMPLE).unwrap(), "29")
+    }
 }

2022/src/day13.rs

@@ -1,9 +1,148 @@
+use std::cmp::Ordering;
+
+use anyhow::Context;
 use anyhow::Result;
+use nom::branch::alt;
+use nom::bytes::complete::tag;
+use nom::character::complete::multispace1;
+use nom::character::complete::newline;
+use nom::combinator::iterator;
+use nom::combinator::map;
+use nom::multi::many0;
+use nom::multi::separated_list0;
+use nom::sequence::delimited;
+use nom::sequence::pair;
+use nom::sequence::terminated;
+use nom::IResult;
 
-pub fn part1(_input: &[u8]) -> Result<String> {
+use crate::common::parse_input;
-    anyhow::bail!("not implemented")
+
+#[derive(Debug, PartialEq, Eq, Clone)]
+enum Signal {
+    Number(u32),
+    List(Vec<Signal>),
 }
 
-pub fn part2(_input: &[u8]) -> Result<String> {
+impl Ord for Signal {
-    anyhow::bail!("not implemented")
+    fn cmp(&self, other: &Self) -> Ordering {
+        fn list_cmp(a: &[Signal], b: &[Signal]) -> Ordering {
+            a.cmp(b)
+        }
+
+        match (self, other) {
+            (Signal::Number(first), Signal::Number(second)) => first.cmp(second),
+            (Signal::Number(first), Signal::List(second)) => {
+                list_cmp(&[Signal::Number(*first)], second)
+            }
+            (Signal::List(first), Signal::Number(second)) => {
+                list_cmp(first, &[Signal::Number(*second)])
+            }
+            (Signal::List(first), Signal::List(second)) => list_cmp(first, second),
+        }
+    }
+}
+
+impl PartialOrd for Signal {
+    fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
+        Some(self.cmp(other))
+    }
+}
+
+impl From<u32> for Signal {
+    fn from(val: u32) -> Self {
+        Signal::Number(val)
+    }
+}
+
+impl<T> From<Vec<T>> for Signal
+where
+    Signal: From<T>,
+{
+    fn from(vec: Vec<T>) -> Self {
+        Signal::List(vec.into_iter().map(Signal::from).collect())
+    }
+}
+
+fn parse_signal(input: &[u8]) -> IResult<&[u8], Signal> {
+    alt((
+        map(nom::character::complete::u32, Signal::Number),
+        map(
+            delimited(tag("["), separated_list0(tag(","), parse_signal), tag("]")),
+            Signal::List,
+        ),
+    ))(input)
+}
+
+fn parse_signal_pair(input: &[u8]) -> IResult<&[u8], (Signal, Signal)> {
+    pair(
+        terminated(parse_signal, newline),
+        terminated(parse_signal, multispace1),
+    )(input)
+}
+
+pub fn part1(input: &[u8]) -> Result<String> {
+    let mut iterator = iterator(input, parse_signal_pair);
+
+    let result: usize = (&mut iterator)
+        .enumerate()
+        .filter_map(|(i, (first, second))| (first < second).then_some(i + 1))
+        .sum();
+
+    Ok(result.to_string())
+}
+
+fn parse_signals(input: &[u8]) -> IResult<&[u8], Vec<Signal>> {
+    many0(terminated(parse_signal, multispace1))(input)
+}
+
+pub fn part2(input: &[u8]) -> Result<String> {
+    let marker1 = Signal::from(vec![vec![2]]);
+    let marker2 = Signal::from(vec![vec![6]]);
+
+    let mut signals = parse_input(input, parse_signals)?;
+
+    signals.push(marker1.clone());
+    signals.push(marker2.clone());
+
+    signals.sort_unstable();
+
+    let pos1 = signals
+        .iter()
+        .position(|v| v == &marker1)
+        .context("Cannot find marker 1")?
+        + 1;
+
+    let pos2 = pos1
+        + signals[pos1..]
+            .iter()
+            .position(|v| v == &marker2)
+            .context("Cannot find marker 2")?
+        + 1;
+
+    Ok((pos1 * pos2).to_string())
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    const SAMPLE: &[u8] = include_bytes!("samples/13.txt");
+
+    #[test]
+    fn test_parse_signal() {
+        assert_eq!(
+            parse_signal(b"[1,1,3,1,1]").unwrap(),
+            (&[][..], Signal::from(vec![1, 1, 3, 1, 1]))
+        );
+    }
+
+    #[test]
+    fn sample_part1() {
+        assert_eq!(part1(SAMPLE).unwrap(), "13");
+    }
+
+    #[test]
+    fn sample_part2() {
+        assert_eq!(part2(SAMPLE).unwrap(), "140");
+    }
 }

2022/src/day14.rs

@@ -1,9 +1,155 @@
 use anyhow::Result;
+use nom::branch::alt;
+use nom::bytes::complete::tag;
+use nom::character::complete::newline;
+use nom::combinator::map_res;
+use nom::combinator::opt;
+use nom::sequence::separated_pair;
+use nom::sequence::terminated;
+use nom::IResult;
 
-pub fn part1(_input: &[u8]) -> Result<String> {
+use crate::common::parse_input;
-    anyhow::bail!("not implemented")
+use crate::common::reduce_many1;
+use crate::common::IndexSet;
+
+#[derive(Debug)]
+struct Cave {
+    width: usize,
+    height: usize,
+    occupied: IndexSet,
+    floor: usize,
 }
 
-pub fn part2(_input: &[u8]) -> Result<String> {
+impl Cave {
-    anyhow::bail!("not implemented")
+    pub fn insert(&mut self, x: usize, y: usize) -> bool {
+        // Note: we're indexing column major for better cache locality
+        self.occupied.insert(self.floor * x + y)
+    }
+
+    pub fn drop(&mut self, x: usize, y: usize, total: &mut usize) -> bool {
+        if x >= self.width || y >= self.height {
+            return false;
+        } else if !self.insert(x, y) {
+            return true;
+        }
+
+        // x + usize::MAX is used to compute x - 1 because usize - isize doesn't exist in stable yet.
+        let supported = [0, usize::MAX, 1]
+            .into_iter()
+            .all(|dx| self.drop(x.wrapping_add(dx), y + 1, total));
+
+        if supported {
+            *total += 1;
+        }
+
+        supported
+    }
+
+    fn drop2(&mut self, x: usize, y: usize, total: &mut usize) {
+        if y >= self.floor || !self.insert(x, y) {
+            return;
+        }
+
+        *total += 1;
+
+        for dx in [0, usize::MAX, 1] {
+            self.drop2(x.wrapping_add(dx), y + 1, total);
+        }
+    }
+}
+
+fn parse_pair(input: &[u8]) -> IResult<&[u8], (usize, usize)> {
+    fn parse_usize(input: &[u8]) -> IResult<&[u8], usize> {
+        map_res(nom::character::complete::u32, usize::try_from)(input)
+    }
+
+    separated_pair(parse_usize, tag(","), parse_usize)(input)
+}
+
+fn find_dimensions(input: &[u8]) -> IResult<&[u8], (usize, usize)> {
+    reduce_many1(
+        terminated(parse_pair, alt((tag(" -> "), tag("\n")))), // Somehow this cant be `newline` because type deduction goes awry
+        |(width, height), (x, y)| (width.max(x + 1), height.max(y + 1)),
+    )(input)
+}
+
+fn parse_cave(input: &[u8]) -> IResult<&[u8], Cave> {
+    let (width, height) = find_dimensions(input)?.1;
+
+    let floor = height + 1;
+
+    // Assume parsing went somewhat right
+    debug_assert_ne!(width, 0);
+    debug_assert_ne!(height, 0);
+
+    let mut cave = Cave {
+        width,
+        height,
+        occupied: IndexSet::with_capacity(width * floor),
+        floor,
+    };
+
+    let mut input = input;
+
+    while input != &b""[..] {
+        let new_input = terminated(
+            reduce_many1(
+                terminated(parse_pair, opt(tag(" -> "))),
+                |(x_old, y_old), (x_prime, y_prime)| {
+                    if x_prime == x_old {
+                        for y in (y_old.min(y_prime))..=(y_old.max(y_prime)) {
+                            cave.insert(x_old, y);
+                        }
+                    } else {
+                        for x in (x_old.min(x_prime))..=(x_old.max(x_prime)) {
+                            cave.insert(x, y_old);
+                        }
+                    }
+                    (x_prime, y_prime)
+                },
+            ),
+            newline,
+        )(input)?
+        .0;
+
+        input = new_input;
+    }
+
+    Ok((input, cave))
+}
+
+pub fn part1(input: &[u8]) -> Result<String> {
+    let mut cave = parse_input(input, parse_cave)?;
+
+    let mut total = 0;
+
+    cave.drop(500, 0, &mut total);
+
+    Ok(total.to_string())
+}
+
+pub fn part2(input: &[u8]) -> Result<String> {
+    let mut cave = parse_input(input, parse_cave)?;
+
+    let mut total = 0;
+    cave.drop2(500, 0, &mut total);
+
+    Ok(total.to_string())
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    const SAMPLE: &[u8] = include_bytes!("samples/14.txt");
+
+    #[test]
+    fn sample_part1() {
+        assert_eq!(part1(SAMPLE).unwrap(), "24");
+    }
+
+    #[test]
+    fn sample_part2() {
+        assert_eq!(part2(SAMPLE).unwrap(), "93")
+    }
 }

2022/src/day15.rs

@@ -1,9 +1,178 @@
+use std::cmp::Reverse;
+use std::collections::BinaryHeap;
+
+use ahash::AHashSet;
 use anyhow::Result;
+use nom::bytes::complete::tag;
+use nom::character::complete::newline;
+use nom::combinator::map;
+use nom::multi::many0;
+use nom::sequence::pair;
+use nom::sequence::preceded;
+use nom::sequence::terminated;
+use nom::IResult;
 
-pub fn part1(_input: &[u8]) -> Result<String> {
+use crate::common::parse_input;
-    anyhow::bail!("not implemented")
+use crate::common::Vec2;
+
+struct Beacon {
+    pos: Vec2,
+    closest: Vec2,
+    range: i32,
 }
 
-pub fn part2(_input: &[u8]) -> Result<String> {
+impl Beacon {
-    anyhow::bail!("not implemented")
+    pub fn can_contain_unseen(&self, lower: Vec2, upper: Vec2) -> bool {
+        let corners = [
+            lower,
+            upper,
+            Vec2([lower[0], upper[1]]),
+            Vec2([upper[0], lower[1]]),
+        ];
+
+        corners
+            .into_iter()
+            .any(|c| (c - self.pos).l1() > self.range)
+    }
+}
+
+fn parse_pos(input: &[u8]) -> IResult<&[u8], Vec2> {
+    use nom::character::complete::i32;
+    map(
+        pair(preceded(tag("x="), i32), preceded(tag(", y="), i32)),
+        |(x, y)| Vec2([x, y]),
+    )(input)
+}
+
+fn parse_beacons(input: &[u8]) -> IResult<&[u8], Vec<Beacon>> {
+    let parse_beacon = map(
+        pair(
+            preceded(tag("Sensor at "), parse_pos),
+            preceded(tag(": closest beacon is at "), parse_pos),
+        ),
+        |(pos, closest)| Beacon {
+            pos,
+            closest,
+            range: (pos - closest).l1(),
+        },
+    );
+
+    many0(terminated(parse_beacon, newline))(input)
+}
+
+fn part1_generic<const Y: i32>(input: &[u8]) -> Result<String> {
+    let beacons = parse_input(input, parse_beacons)?;
+
+    let mut not_blocking_yet = BinaryHeap::new();
+    let mut blocking = BinaryHeap::new();
+
+    let mut total = 0;
+
+    let mut on_line = AHashSet::new();
+
+    for beacon in beacons {
+        let horizontal_distance = beacon.range - (beacon.pos[1] - Y).abs();
+
+        if horizontal_distance >= 0 {
+            not_blocking_yet.push(Reverse((
+                beacon.pos[0] - horizontal_distance,
+                beacon.pos[0] + horizontal_distance + 1,
+            )))
+        }
+
+        // Beacons can be beacons, so we should uncount them
+        if beacon.closest[1] == Y {
+            on_line.insert(beacon.closest);
+        }
+    }
+
+    while let Some(Reverse((block_from, mut block_until))) = not_blocking_yet.pop() {
+        blocking.push(Reverse(block_until));
+
+        while let Some(Reverse(block_end)) = blocking.pop() {
+            block_until = block_until.max(block_end);
+
+            while matches!(not_blocking_yet.peek(), Some(Reverse((block_from, _))) if block_from < &block_end)
+            {
+                let Reverse((_, additional_block_until)) = not_blocking_yet.pop().unwrap();
+                blocking.push(Reverse(additional_block_until));
+            }
+        }
+
+        total += block_until - block_from;
+    }
+
+    total -= on_line.len() as i32;
+
+    Ok(total.to_string())
+}
+
+pub fn part1(input: &[u8]) -> Result<String> {
+    part1_generic::<2000000>(input)
+}
+
+fn part2_generic<const MAX: i32>(input: &[u8]) -> Result<String> {
+    let beacons = parse_input(input, parse_beacons)?;
+
+    fn find_unseen<const MAX: i32>(beacons: &[Beacon]) -> Result<Vec2> {
+        let mut todo = vec![(Vec2([0, 0]), Vec2([MAX, MAX]))];
+
+        while let Some((lower, upper)) = todo.pop() {
+            if lower == upper {
+                if beacons
+                    .iter()
+                    .all(|beacon| (beacon.pos - lower).l1() > beacon.range)
+                {
+                    return Ok(lower);
+                }
+            } else {
+                let mid = (lower + upper) / 2;
+
+                let quads = [
+                    (lower, mid),
+                    (Vec2([lower[0], mid[1] + 1]), Vec2([mid[0], upper[1]])),
+                    (Vec2([mid[0] + 1, lower[1]]), Vec2([upper[0], mid[1]])),
+                    (Vec2([mid[0] + 1, mid[1] + 1]), upper),
+                ];
+
+                for (lower_new, upper_new) in quads {
+                    if lower_new[0] > upper_new[0] || lower_new[1] > upper_new[1] {
+                        // Empty quad in quad tree, skip
+                    } else if beacons
+                        .iter()
+                        .all(|beacon| beacon.can_contain_unseen(lower_new, upper_new))
+                    {
+                        todo.push((lower_new, upper_new));
+                    }
+                }
+            }
+        }
+
+        anyhow::bail!("Did not find position")
+    }
+
+    let Vec2([x, y]) = find_unseen::<MAX>(&beacons)?;
+
+    Ok((i64::from(x) * 4000000 + i64::from(y)).to_string())
+}
+
+pub fn part2(input: &[u8]) -> Result<String> {
+    part2_generic::<4000000>(input)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    const SAMPLE: &[u8] = include_bytes!("samples/15.txt");
+
+    #[test]
+    fn sample_part1() {
+        assert_eq!(part1_generic::<10>(SAMPLE).unwrap(), "26");
+    }
+
+    #[test]
+    fn sample_part2() {
+        assert_eq!(part2_generic::<20>(SAMPLE).unwrap(), "56000011");
+    }
 }

2022/src/main.rs

@@ -56,6 +56,6 @@ fn main() -> Result<()> {
         eprintln!("Execution time: {:?}", Instant::now().duration_since(begin));
     }
 
-    println!("{}", result);
+    println!("{result}");
     Ok(())
 }

2022/src/samples/09.large.txt

@@ -0,0 +1,8 @@
+R 5
+U 8
+L 8
+D 3
+R 17
+D 10
+L 25
+U 20

2022/src/samples/09.txt

@@ -0,0 +1,8 @@
+R 4
+U 4
+L 3
+D 1
+R 4
+D 1
+L 5
+R 2

2022/src/samples/10.txt

@@ -0,0 +1,146 @@
+addx 15
+addx -11
+addx 6
+addx -3
+addx 5
+addx -1
+addx -8
+addx 13
+addx 4
+noop
+addx -1
+addx 5
+addx -1
+addx 5
+addx -1
+addx 5
+addx -1
+addx 5
+addx -1
+addx -35
+addx 1
+addx 24
+addx -19
+addx 1
+addx 16
+addx -11
+noop
+noop
+addx 21
+addx -15
+noop
+noop
+addx -3
+addx 9
+addx 1
+addx -3
+addx 8
+addx 1
+addx 5
+noop
+noop
+noop
+noop
+noop
+addx -36
+noop
+addx 1
+addx 7
+noop
+noop
+noop
+addx 2
+addx 6
+noop
+noop
+noop
+noop
+noop
+addx 1
+noop
+noop
+addx 7
+addx 1
+noop
+addx -13
+addx 13
+addx 7
+noop
+addx 1
+addx -33
+noop
+noop
+noop
+addx 2
+noop
+noop
+noop
+addx 8
+noop
+addx -1
+addx 2
+addx 1
+noop
+addx 17
+addx -9
+addx 1
+addx 1
+addx -3
+addx 11
+noop
+noop
+addx 1
+noop
+addx 1
+noop
+noop
+addx -13
+addx -19
+addx 1
+addx 3
+addx 26
+addx -30
+addx 12
+addx -1
+addx 3
+addx 1
+noop
+noop
+noop
+addx -9
+addx 18
+addx 1
+addx 2
+noop
+noop
+addx 9
+noop
+noop
+noop
+addx -1
+addx 2
+addx -37
+addx 1
+addx 3
+noop
+addx 15
+addx -21
+addx 22
+addx -6
+addx 1
+noop
+addx 2
+addx 1
+noop
+addx -10
+noop
+noop
+addx 20
+addx 1
+addx 2
+addx 2
+addx -6
+addx -11
+noop
+noop
+noop

2022/src/samples/11.txt

@@ -0,0 +1,27 @@
+Monkey 0:
+  Starting items: 79, 98
+  Operation: new = old * 19
+  Test: divisible by 23
+    If true: throw to monkey 2
+    If false: throw to monkey 3
+
+Monkey 1:
+  Starting items: 54, 65, 75, 74
+  Operation: new = old + 6
+  Test: divisible by 19
+    If true: throw to monkey 2
+    If false: throw to monkey 0
+
+Monkey 2:
+  Starting items: 79, 60, 97
+  Operation: new = old * old
+  Test: divisible by 13
+    If true: throw to monkey 1
+    If false: throw to monkey 3
+
+Monkey 3:
+  Starting items: 74
+  Operation: new = old + 3
+  Test: divisible by 17
+    If true: throw to monkey 0
+    If false: throw to monkey 1

2022/src/samples/12.txt

@@ -0,0 +1,5 @@
+Sabqponm
+abcryxxl
+accszExk
+acctuvwj
+abdefghi

2022/src/samples/13.txt

@@ -0,0 +1,23 @@
+[1,1,3,1,1]
+[1,1,5,1,1]
+
+[[1],[2,3,4]]
+[[1],4]
+
+[9]
+[[8,7,6]]
+
+[[4,4],4,4]
+[[4,4],4,4,4]
+
+[7,7,7,7]
+[7,7,7]
+
+[]
+[3]
+
+[[[]]]
+[[]]
+
+[1,[2,[3,[4,[5,6,7]]]],8,9]
+[1,[2,[3,[4,[5,6,0]]]],8,9]

2022/src/samples/14.txt

@@ -0,0 +1,2 @@
+498,4 -> 498,6 -> 496,6
+503,4 -> 502,4 -> 502,9 -> 494,9

2022/src/samples/15.txt

@@ -0,0 +1,14 @@
+Sensor at x=2, y=18: closest beacon is at x=-2, y=15
+Sensor at x=9, y=16: closest beacon is at x=10, y=16
+Sensor at x=13, y=2: closest beacon is at x=15, y=3
+Sensor at x=12, y=14: closest beacon is at x=10, y=16
+Sensor at x=10, y=20: closest beacon is at x=10, y=16
+Sensor at x=14, y=17: closest beacon is at x=10, y=16
+Sensor at x=8, y=7: closest beacon is at x=2, y=10
+Sensor at x=2, y=0: closest beacon is at x=2, y=10
+Sensor at x=0, y=11: closest beacon is at x=2, y=10
+Sensor at x=20, y=14: closest beacon is at x=25, y=17
+Sensor at x=17, y=20: closest beacon is at x=21, y=22
+Sensor at x=16, y=7: closest beacon is at x=15, y=3
+Sensor at x=14, y=3: closest beacon is at x=15, y=3
+Sensor at x=20, y=1: closest beacon is at x=15, y=3